Kalkulus Contoh

$\int \cos^{6} (\frac{y}{2}) d y$

Langkah 1

Biarkan $u_{1} = \frac{y}{2}$ . Kemudian $d u_{1} = \frac{1}{2} d y$ sehingga $2 d u_{1} = d y$ . Tulis kembali menggunakan $u_{1}$ dan $d$ $u_{1}$ .

Ketuk untuk lebih banyak langkah...

Langkah 1.1

Biarkan $u_{1} = \frac{y}{2}$ . Tentukan $\frac{d u_{1}}{d y}$ .

Ketuk untuk lebih banyak langkah...

Langkah 1.1.1

Diferensialkan $\frac{y}{2}$ .

$\frac{d}{d y} [\frac{y}{2}]$

Langkah 1.1.2

Karena $\frac{1}{2}$ konstan terhadap $y$ , turunan dari $\frac{y}{2}$ terhadap $y$ adalah $\frac{1}{2} \frac{d}{d y} [y]$ .

$\frac{1}{2} \frac{d}{d y} [y]$

Langkah 1.1.3

Diferensialkan menggunakan Kaidah Pangkat yang menyatakan bahwa $\frac{d}{d y} [y^{n}]$ adalah $n y^{n - 1}$ di mana $n = 1$ .

$\frac{1}{2} \cdot 1$

Langkah 1.1.4

Kalikan $\frac{1}{2}$ dengan $1$ .

$\frac{1}{2}$

Langkah 1.2

Tulis kembali soalnya menggunakan $u_{1}$ dan $d u_{1}$ .

$\int \cos^{6} (u_{1}) \frac{1}{\frac{1}{2}} d u_{1}$

Langkah 2

Sederhanakan.

Ketuk untuk lebih banyak langkah...

Langkah 2.1

Kalikan balikan dari pecahan tersebut untuk membagi dengan $\frac{1}{2}$ .

$\int \cos^{6} (u_{1}) (1 \cdot 2) d u_{1}$

Langkah 2.2

Kalikan $2$ dengan $1$ .

$\int \cos^{6} (u_{1}) \cdot 2 d u_{1}$

Langkah 2.3

Pindahkan $2$ ke sebelah kiri $\cos^{6} (u_{1})$ .

$\int 2 \cos^{6} (u_{1}) d u_{1}$

Langkah 3

Karena $2$ konstan terhadap $u_{1}$ , pindahkan $2$ keluar dari integral.

$2 \int \cos^{6} (u_{1}) d u_{1}$

Langkah 4

Sederhanakan dengan memfaktorkan.

Ketuk untuk lebih banyak langkah...

Langkah 4.1

Faktorkan $2$ dari $6$ .

$2 \int {\cos (u_{1})}^{2 (3)} d u_{1}$

Langkah 4.2

Tulis kembali ${\cos (u_{1})}^{2 (3)}$ sebagai eksponensiasi.

$2 \int {(\cos^{2} (u_{1}))}^{3} d u_{1}$

Langkah 5

Gunakan rumus setengah sudut untuk menuliskan kembali $\cos^{2} (u_{1})$ sebagai $\frac{1 + \cos (2 u_{1})}{2}$ .

$2 \int {(\frac{1 + \cos (2 u_{1})}{2})}^{3} d u_{1}$

Langkah 6

Biarkan $u_{2} = 2 u_{1}$ . Kemudian $d u_{2} = 2 d u_{1}$ sehingga $\frac{1}{2} d u_{2} = d u_{1}$ . Tulis kembali menggunakan $u_{2}$ dan $d$ $u_{2}$ .

Ketuk untuk lebih banyak langkah...

Langkah 6.1

Biarkan $u_{2} = 2 u_{1}$ . Tentukan $\frac{d u_{2}}{d u_{1}}$ .

Ketuk untuk lebih banyak langkah...

Langkah 6.1.1

Diferensialkan $2 u_{1}$ .

$\frac{d}{d u_{1}} [2 u_{1}]$

Langkah 6.1.2

Karena $2$ konstan terhadap $u_{1}$ , turunan dari $2 u_{1}$ terhadap $u_{1}$ adalah $2 \frac{d}{d u_{1}} [u_{1}]$ .

$2 \frac{d}{d u_{1}} [u_{1}]$

Langkah 6.1.3

Diferensialkan menggunakan Kaidah Pangkat yang menyatakan bahwa $\frac{d}{d u_{1}} [{u_{1}}^{n}]$ adalah $n {u_{1}}^{n - 1}$ di mana $n = 1$ .

$2 \cdot 1$

Langkah 6.1.4

Kalikan $2$ dengan $1$ .

$2$

Langkah 6.2

Tulis kembali soalnya menggunakan $u_{2}$ dan $d u_{2}$ .

$2 \int {(\frac{1 + \cos (u_{2})}{2})}^{3} \frac{1}{2} d u_{2}$

Langkah 7

Karena $\frac{1}{2}$ konstan terhadap $u_{2}$ , pindahkan $\frac{1}{2}$ keluar dari integral.

$2 (\frac{1}{2} \int {(\frac{1 + \cos (u_{2})}{2})}^{3} d u_{2})$

Langkah 8

Sederhanakan dengan mengalikan semuanya.

Ketuk untuk lebih banyak langkah...

Langkah 8.1

Sederhanakan.

Ketuk untuk lebih banyak langkah...

Langkah 8.1.1

Gabungkan $\frac{1}{2}$ dan $2$ .

$\frac{2}{2} \int {(\frac{1 + \cos (u_{2})}{2})}^{3} d u_{2}$

Langkah 8.1.2

Batalkan faktor persekutuan dari $2$ .

Ketuk untuk lebih banyak langkah...

Langkah 8.1.2.1

Batalkan faktor persekutuan.

$\frac{2}{2} \int {(\frac{1 + \cos (u_{2})}{2})}^{3} d u_{2}$

Langkah 8.1.2.2

Tulis kembali pernyataannya.

$1 \int {(\frac{1 + \cos (u_{2})}{2})}^{3} d u_{2}$

Langkah 8.1.3

Kalikan $\int {(\frac{1 + \cos (u_{2})}{2})}^{3} d u_{2}$ dengan $1$ .

$\int {(\frac{1 + \cos (u_{2})}{2})}^{3} d u_{2}$

Langkah 8.2

Tulis kembali $\frac{1 + \cos (u_{2})}{2}$ sebagai hasil kali.

$\int {(\frac{1}{2} \cdot (1 + \cos (u_{2})))}^{3} d u_{2}$

Langkah 8.3

Perluas ${(\frac{1}{2} \cdot (1 + \cos (u_{2})))}^{3}$ .

Ketuk untuk lebih banyak langkah...

Langkah 8.3.1

Tulis kembali eksponensiasinya sebagai hasil kali.

$\int \frac{1}{2} \cdot (1 + \cos (u_{2})) {(\frac{1}{2} \cdot (1 + \cos (u_{2})))}^{2} d u_{2}$

Langkah 8.3.2

Tulis kembali eksponensiasinya sebagai hasil kali.

$\int \frac{1}{2} \cdot (1 + \cos (u_{2})) (\frac{1}{2} \cdot (1 + \cos (u_{2})) (\frac{1}{2} \cdot (1 + \cos (u_{2})))) d u_{2}$

Langkah 8.3.3

Terapkan sifat distributif.

$\int (\frac{1}{2} \cdot 1 + \frac{1}{2} \cdot \cos (u_{2})) (\frac{1}{2} \cdot (1 + \cos (u_{2})) (\frac{1}{2} \cdot (1 + \cos (u_{2})))) d u_{2}$

Langkah 8.3.4

Terapkan sifat distributif.

$\int (\frac{1}{2} \cdot 1 + \frac{1}{2} \cdot \cos (u_{2})) ((\frac{1}{2} \cdot 1 + \frac{1}{2} \cdot \cos (u_{2})) (\frac{1}{2} \cdot (1 + \cos (u_{2})))) d u_{2}$

Langkah 8.3.5

Terapkan sifat distributif.

$\int (\frac{1}{2} \cdot 1 + \frac{1}{2} \cdot \cos (u_{2})) ((\frac{1}{2} \cdot 1 + \frac{1}{2} \cdot \cos (u_{2})) (\frac{1}{2} \cdot 1 + \frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.6

Terapkan sifat distributif.

$\int (\frac{1}{2} \cdot 1 + \frac{1}{2} \cdot \cos (u_{2})) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1 + \frac{1}{2} \cdot \cos (u_{2})) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 + \frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.7

Terapkan sifat distributif.

$\int (\frac{1}{2} \cdot 1 + \frac{1}{2} \cdot \cos (u_{2})) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2})) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 + \frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.8

Terapkan sifat distributif.

Langkah 8.3.9

Terapkan sifat distributif.

$\int \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2})) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2})) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.10

Terapkan sifat distributif.

$\int \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2})) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.11

Terapkan sifat distributif.

$\int \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2})) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.12

Terapkan sifat distributif.

$\int \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2})) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.13

Terapkan sifat distributif.

$\int \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.14

Terapkan sifat distributif.

$\int \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.15

Terapkan sifat distributif.

$\int \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.16

Susun kembali $\frac{1}{2}$ dan $1$ .

$\int 1 \cdot \frac{1}{2} (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.17

Susun kembali $\frac{1}{2}$ dan $1$ .

$\int 1 \cdot \frac{1}{2} (1 \cdot \frac{1}{2} (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.18

Susun kembali $\frac{1}{2}$ dan $1$ .

$\int 1 \cdot \frac{1}{2} (1 \cdot \frac{1}{2} (1 \cdot \frac{1}{2})) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.19

Pindahkan $\frac{1}{2}$ .

$\int 1 \cdot \frac{1}{2} (1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2}) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.20

Pindahkan tanda kurung.

$\int 1 \cdot \frac{1}{2} (1 \cdot 1 \frac{1}{2}) \cdot \frac{1}{2} + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.21

Pindahkan tanda kurung.

$\int 1 \cdot \frac{1}{2} (1 \cdot 1) \frac{1}{2} \cdot \frac{1}{2} + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.22

Pindahkan $\frac{1}{2}$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.23

Susun kembali $\frac{1}{2}$ dan $1$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.24

Susun kembali $\frac{1}{2}$ dan $1$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} (1 \cdot \frac{1}{2} (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.25

Pindahkan tanda kurung.

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} (1 \cdot \frac{1}{2} \frac{1}{2}) \cdot \cos (u_{2}) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.26

Pindahkan tanda kurung.

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} (1 \cdot \frac{1}{2}) \frac{1}{2} \cdot \cos (u_{2}) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.27

Pindahkan $\frac{1}{2}$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.28

Susun kembali $\frac{1}{2}$ dan $1$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot \frac{1}{2} (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.29

Susun kembali $\frac{1}{2}$ dan $1$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot \frac{1}{2} (\frac{1}{2} \cdot \cos (u_{2}) (1 \cdot \frac{1}{2})) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.30

Pindahkan $\cos (u_{2})$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot \frac{1}{2} (\frac{1}{2} \cdot 1 \cos (u_{2}) \cdot \frac{1}{2}) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.31

Susun kembali $\frac{1}{2}$ dan $1$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot \frac{1}{2} (1 \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2}) + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.32

Pindahkan tanda kurung.

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot \frac{1}{2} (1 \cdot \frac{1}{2} \cos (u_{2})) \cdot \frac{1}{2} + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.33

Pindahkan tanda kurung.

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot \frac{1}{2} (1 \cdot \frac{1}{2}) \cos (u_{2}) \cdot \frac{1}{2} + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.34

Pindahkan $\frac{1}{2}$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + \frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.35

Susun kembali $\frac{1}{2}$ dan $1$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.36

Pindahkan tanda kurung.

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} (\frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2}) \cdot \cos (u_{2}) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.37

Pindahkan tanda kurung.

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} (\frac{1}{2} \cdot \cos (u_{2})) \frac{1}{2} \cdot \cos (u_{2}) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.38

Susun kembali $\frac{1}{2}$ dan $1$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2} \cdot \cos (u_{2}) + \frac{1}{2} \cdot \cos (u_{2}) (1 \cdot \frac{1}{2} (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.39

Susun kembali $\frac{1}{2}$ dan $1$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2} \cdot \cos (u_{2}) + \frac{1}{2} \cdot \cos (u_{2}) (1 \cdot \frac{1}{2} (1 \cdot \frac{1}{2})) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.40

Pindahkan $\frac{1}{2}$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2} \cdot \cos (u_{2}) + \frac{1}{2} \cdot \cos (u_{2}) (1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2}) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.41

Pindahkan tanda kurung.

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2} \cdot \cos (u_{2}) + \frac{1}{2} \cdot \cos (u_{2}) (1 \cdot 1 \frac{1}{2}) \cdot \frac{1}{2} + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.42

Pindahkan tanda kurung.

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2} \cdot \cos (u_{2}) + \frac{1}{2} \cdot \cos (u_{2}) (1 \cdot 1) \frac{1}{2} \cdot \frac{1}{2} + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.43

Pindahkan $\cos (u_{2})$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2} \cdot \cos (u_{2}) + \frac{1}{2} \cdot 1 \cdot 1 \cos (u_{2}) \frac{1}{2} \cdot \frac{1}{2} + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.44

Pindahkan $\frac{1}{2}$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cdot \frac{1}{2} + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.45

Susun kembali $\frac{1}{2}$ dan $1$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cdot \frac{1}{2} + \frac{1}{2} \cdot \cos (u_{2}) (1 \cdot \frac{1}{2} (\frac{1}{2} \cdot \cos (u_{2}))) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.46

Pindahkan tanda kurung.

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cdot \frac{1}{2} + \frac{1}{2} \cdot \cos (u_{2}) (1 \cdot \frac{1}{2} \frac{1}{2}) \cdot \cos (u_{2}) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.47

Pindahkan tanda kurung.

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cdot \frac{1}{2} + \frac{1}{2} \cdot \cos (u_{2}) (1 \cdot \frac{1}{2}) \frac{1}{2} \cdot \cos (u_{2}) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.48

Pindahkan $\cos (u_{2})$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cdot \frac{1}{2} + \frac{1}{2} \cdot 1 \cos (u_{2}) \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.49

Susun kembali $\frac{1}{2}$ dan $1$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1)) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.50

Susun kembali $\frac{1}{2}$ dan $1$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (1 \cdot \frac{1}{2})) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.51

Pindahkan $\cos (u_{2})$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot 1 \cos (u_{2}) \cdot \frac{1}{2}) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.52

Susun kembali $\frac{1}{2}$ dan $1$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + \frac{1}{2} \cdot \cos (u_{2}) (1 \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2}) + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.53

Pindahkan tanda kurung.

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + \frac{1}{2} \cdot \cos (u_{2}) (1 \cdot \frac{1}{2} \cos (u_{2})) \cdot \frac{1}{2} + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.54

Pindahkan tanda kurung.

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + \frac{1}{2} \cdot \cos (u_{2}) (1 \cdot \frac{1}{2}) \cos (u_{2}) \cdot \frac{1}{2} + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.55

Pindahkan $\cos (u_{2})$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + \frac{1}{2} \cdot 1 \cos (u_{2}) \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.56

Susun kembali $\frac{1}{2}$ dan $1$ .

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}))) d u_{2}$

Langkah 8.3.57

Pindahkan tanda kurung.

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2}) \cdot \cos (u_{2}) d u_{2}$

Langkah 8.3.58

Pindahkan tanda kurung.

$\int 1 \cdot 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cdot \frac{1}{2} + 1 \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} \frac{1}{2} \cdot \cos (u_{2}) + 1 \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} \cos (u_{2}) \cdot \frac{1}{2} + \frac{1}{2} \cdot \cos (u_{2}) (\frac{1}{2} \cdot \cos (u_{2})) \frac{1}{2} \cdot \cos (u_{2}) d u_{2}$

Langkah 8.3.59

Kalikan $1$ dengan $1$ .

$\int 1 \cdot 1 \frac{1}{2} \frac{1}{2} \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cos (u_{2}) \frac{1}{2} + 1 (\frac{1}{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.60

Kalikan $1$ dengan $1$ .

$\int 1 (\frac{1}{2}) \frac{1}{2} \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cos (u_{2}) \frac{1}{2} + 1 (\frac{1}{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.61

Kalikan $\frac{1}{2}$ dengan $1$ .

$\int \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cos (u_{2}) \frac{1}{2} + 1 (\frac{1}{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.62

Kalikan $\frac{1}{2}$ dengan $\frac{1}{2}$ .

$\int \frac{1}{2 \cdot 2} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cos (u_{2}) \frac{1}{2} + 1 (\frac{1}{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.63

Kalikan $2$ dengan $2$ .

$\int \frac{1}{4} \cdot \frac{1}{2} + 1 \cdot 1 \frac{1}{2} \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cos (u_{2}) \frac{1}{2} + 1 (\frac{1}{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.64

Kalikan $\frac{1}{4}$ dengan $\frac{1}{2}$ .

$\int \frac{1}{4 \cdot 2} + 1 \cdot 1 \frac{1}{2} \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cos (u_{2}) \frac{1}{2} + 1 (\frac{1}{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.65

Kalikan $4$ dengan $2$ .

$\int \frac{1}{8} + 1 \cdot 1 \frac{1}{2} \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cos (u_{2}) \frac{1}{2} + 1 (\frac{1}{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.66

Kalikan $1$ dengan $1$ .

$\int \frac{1}{8} + 1 (\frac{1}{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cos (u_{2}) \frac{1}{2} + 1 (\frac{1}{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.67

Kalikan $\frac{1}{2}$ dengan $1$ .

$\int \frac{1}{8} + \frac{1}{2} \cdot \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cos (u_{2}) \frac{1}{2} + 1 (\frac{1}{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.68

Kalikan $\frac{1}{2}$ dengan $\frac{1}{2}$ .

$\int \frac{1}{8} + \frac{1}{2 \cdot 2} \cdot \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cos (u_{2}) \frac{1}{2} + 1 (\frac{1}{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.69

Kalikan $2$ dengan $2$ .

$\int \frac{1}{8} + \frac{1}{4} \cdot \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cos (u_{2}) \frac{1}{2} + 1 (\frac{1}{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.70

Kalikan $\frac{1}{4}$ dengan $\frac{1}{2}$ .

$\int \frac{1}{8} + \frac{1}{4 \cdot 2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cos (u_{2}) \frac{1}{2} + 1 (\frac{1}{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.71

Kalikan $4$ dengan $2$ .

$\int \frac{1}{8} + \frac{1}{8} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cos (u_{2}) \frac{1}{2} + 1 (\frac{1}{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.72

Gabungkan $\frac{1}{8}$ dan $\cos (u_{2})$ .

$\int \frac{1}{8} + \frac{\cos (u_{2})}{8} + 1 \cdot 1 \frac{1}{2} \frac{1}{2} \cos (u_{2}) \frac{1}{2} + 1 (\frac{1}{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.73

Kalikan $1$ dengan $1$ .

$\int \frac{1}{8} + \frac{\cos (u_{2})}{8} + 1 (\frac{1}{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + 1 (\frac{1}{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.74

Kalikan $\frac{1}{2}$ dengan $1$ .

$\int \frac{1}{8} + \frac{\cos (u_{2})}{8} + \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \frac{1}{2} + 1 (\frac{1}{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.75

Kalikan $\frac{1}{2}$ dengan $\frac{1}{2}$ .

$\int \frac{1}{8} + \frac{\cos (u_{2})}{8} + \frac{1}{2 \cdot 2} \cos (u_{2}) \frac{1}{2} + 1 (\frac{1}{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.76

Kalikan $2$ dengan $2$ .

$\int \frac{1}{8} + \frac{\cos (u_{2})}{8} + \frac{1}{4} \cos (u_{2}) \frac{1}{2} + 1 (\frac{1}{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.77

Gabungkan $\frac{1}{4}$ dan $\cos (u_{2})$ .

$\int \frac{1}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2})}{4} \cdot \frac{1}{2} + 1 (\frac{1}{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.78

Kalikan $\frac{\cos (u_{2})}{4}$ dengan $\frac{1}{2}$ .

$\int \frac{1}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2})}{4 \cdot 2} + 1 (\frac{1}{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.79

Kalikan $4$ dengan $2$ .

$\int \frac{1}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2})}{8} + 1 (\frac{1}{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.80

Kalikan $\frac{1}{2}$ dengan $1$ .

$\int \frac{1}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{1}{2} \cdot \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.81

Kalikan $\frac{1}{2}$ dengan $\frac{1}{2}$ .

$\int \frac{1}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{1}{2 \cdot 2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.82

Kalikan $2$ dengan $2$ .

$\int \frac{1}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{1}{4} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.83

Gabungkan $\frac{1}{4}$ dan $\cos (u_{2})$ .

$\int \frac{1}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2})}{4} \cdot \frac{1}{2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.84

Kalikan $\frac{\cos (u_{2})}{4}$ dengan $\frac{1}{2}$ .

$\int \frac{1}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2})}{4 \cdot 2} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.85

Kalikan $4$ dengan $2$ .

$\int \frac{1}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2})}{8} \cos (u_{2}) + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.86

Gabungkan $\frac{\cos (u_{2})}{8}$ dan $\cos (u_{2})$ .

$\int \frac{1}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2}) \cos (u_{2})}{8} + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.87

Naikkan $\cos (u_{2})$ menjadi pangkat $1$ .

$\int \frac{1}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{1} (u_{2}) \cos (u_{2})}{8} + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.88

Naikkan $\cos (u_{2})$ menjadi pangkat $1$ .

$\int \frac{1}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{1} (u_{2}) \cos^{1} (u_{2})}{8} + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.89

Gunakan kaidah pangkat $a^{m} a^{n} = a^{m + n}$ untuk menggabungkan pangkat.

$\int \frac{1}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{{\cos (u_{2})}^{1 + 1}}{8} + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.90

Tambahkan $1$ dan $1$ .

$\int \frac{1}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.91

Tambahkan $\frac{\cos (u_{2})}{8}$ dan $\frac{\cos (u_{2})}{8}$ .

$\int \frac{1}{8} + 2 \frac{\cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.92

Gabungkan $2$ dan $\frac{\cos (u_{2})}{8}$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + 1 \cdot 1 \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.93

Kalikan $1$ dengan $1$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.94

Kalikan $\frac{1}{2}$ dengan $1$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.95

Gabungkan $\frac{1}{2}$ dan $\cos (u_{2})$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{2} \cdot \frac{1}{2} \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.96

Kalikan $\frac{\cos (u_{2})}{2}$ dengan $\frac{1}{2}$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{2 \cdot 2} \cdot \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.97

Kalikan $2$ dengan $2$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{4} \cdot \frac{1}{2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.98

Kalikan $\frac{\cos (u_{2})}{4}$ dengan $\frac{1}{2}$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{4 \cdot 2} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.99

Kalikan $4$ dengan $2$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.100

Kalikan $\frac{1}{2}$ dengan $1$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.101

Gabungkan $\frac{1}{2}$ dan $\cos (u_{2})$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2})}{2} \cdot \frac{1}{2} \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.102

Kalikan $\frac{\cos (u_{2})}{2}$ dengan $\frac{1}{2}$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2})}{2 \cdot 2} \cdot \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.103

Kalikan $2$ dengan $2$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2})}{4} \cdot \frac{1}{2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.104

Kalikan $\frac{\cos (u_{2})}{4}$ dengan $\frac{1}{2}$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2})}{4 \cdot 2} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.105

Kalikan $4$ dengan $2$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2})}{8} \cos (u_{2}) + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.106

Gabungkan $\frac{\cos (u_{2})}{8}$ dan $\cos (u_{2})$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos (u_{2}) \cos (u_{2})}{8} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.107

Naikkan $\cos (u_{2})$ menjadi pangkat $1$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{1} (u_{2}) \cos (u_{2})}{8} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.108

Naikkan $\cos (u_{2})$ menjadi pangkat $1$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{1} (u_{2}) \cos^{1} (u_{2})}{8} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.109

Gunakan kaidah pangkat $a^{m} a^{n} = a^{m + n}$ untuk menggabungkan pangkat.

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{{\cos (u_{2})}^{1 + 1}}{8} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.110

Tambahkan $1$ dan $1$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + 1 (\frac{1}{2}) \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.111

Kalikan $\frac{1}{2}$ dengan $1$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.112

Gabungkan $\frac{1}{2}$ dan $\cos (u_{2})$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{2} \cdot \frac{1}{2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.113

Kalikan $\frac{\cos (u_{2})}{2}$ dengan $\frac{1}{2}$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{2 \cdot 2} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.114

Kalikan $2$ dengan $2$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{4} \cos (u_{2}) \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.115

Gabungkan $\frac{\cos (u_{2})}{4}$ dan $\cos (u_{2})$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2}) \cos (u_{2})}{4} \cdot \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.116

Naikkan $\cos (u_{2})$ menjadi pangkat $1$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos^{1} (u_{2}) \cos (u_{2})}{4} \cdot \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.117

Naikkan $\cos (u_{2})$ menjadi pangkat $1$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos^{1} (u_{2}) \cos^{1} (u_{2})}{4} \cdot \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.118

Gunakan kaidah pangkat $a^{m} a^{n} = a^{m + n}$ untuk menggabungkan pangkat.

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{{\cos (u_{2})}^{1 + 1}}{4} \cdot \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.119

Tambahkan $1$ dan $1$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{4} \cdot \frac{1}{2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.120

Kalikan $\frac{\cos^{2} (u_{2})}{4}$ dengan $\frac{1}{2}$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{4 \cdot 2} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.121

Kalikan $4$ dengan $2$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.122

Gabungkan $\frac{1}{2}$ dan $\cos (u_{2})$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{2} \cdot \frac{1}{2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.123

Kalikan $\frac{\cos (u_{2})}{2}$ dengan $\frac{1}{2}$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{2 \cdot 2} \cos (u_{2}) \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.124

Kalikan $2$ dengan $2$ .

Langkah 8.3.125

Gabungkan $\frac{\cos (u_{2})}{4}$ dan $\cos (u_{2})$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2}) \cos (u_{2})}{4} \cdot \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.126

Naikkan $\cos (u_{2})$ menjadi pangkat $1$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos^{1} (u_{2}) \cos (u_{2})}{4} \cdot \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.127

Naikkan $\cos (u_{2})$ menjadi pangkat $1$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos^{1} (u_{2}) \cos^{1} (u_{2})}{4} \cdot \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.128

Gunakan kaidah pangkat $a^{m} a^{n} = a^{m + n}$ untuk menggabungkan pangkat.

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{{\cos (u_{2})}^{1 + 1}}{4} \cdot \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.129

Tambahkan $1$ dan $1$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{4} \cdot \frac{1}{2} \cos (u_{2}) d u_{2}$

Langkah 8.3.130

Kalikan $\frac{\cos^{2} (u_{2})}{4}$ dengan $\frac{1}{2}$ .

Langkah 8.3.131

Kalikan $4$ dengan $2$ .

Langkah 8.3.132

Gabungkan $\frac{\cos^{2} (u_{2})}{8}$ dan $\cos (u_{2})$ .

Langkah 8.3.133

Naikkan $\cos (u_{2})$ menjadi pangkat $1$ .

Langkah 8.3.134

Gunakan kaidah pangkat $a^{m} a^{n} = a^{m + n}$ untuk menggabungkan pangkat.

Langkah 8.3.135

Tambahkan $2$ dan $1$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos^{3} (u_{2})}{8} d u_{2}$

Langkah 8.3.136

Tambahkan $\frac{\cos^{2} (u_{2})}{8}$ dan $\frac{\cos^{2} (u_{2})}{8}$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + 2 \frac{\cos^{2} (u_{2})}{8} + \frac{\cos^{3} (u_{2})}{8} d u_{2}$

Langkah 8.3.137

Gabungkan $2$ dan $\frac{\cos^{2} (u_{2})}{8}$ .

$\int \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{2 \cos^{2} (u_{2})}{8} + \frac{\cos^{3} (u_{2})}{8} d u_{2}$

Langkah 8.3.138

Susun kembali $\frac{2 \cos (u_{2})}{8}$ dan $\frac{\cos^{2} (u_{2})}{8}$ .

$\int \frac{1}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{2 \cos^{2} (u_{2})}{8} + \frac{\cos^{3} (u_{2})}{8} d u_{2}$

Langkah 8.3.139

Susun kembali $\frac{1}{8}$ dan $\frac{\cos^{2} (u_{2})}{8}$ .

$\int \frac{\cos^{2} (u_{2})}{8} + \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{2 \cos^{2} (u_{2})}{8} + \frac{\cos^{3} (u_{2})}{8} d u_{2}$

Langkah 8.3.140

Susun kembali $\frac{2 \cos^{2} (u_{2})}{8}$ dan $\frac{\cos^{3} (u_{2})}{8}$ .

$\int \frac{\cos^{2} (u_{2})}{8} + \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos (u_{2})}{8} + \frac{\cos^{3} (u_{2})}{8} + \frac{2 \cos^{2} (u_{2})}{8} d u_{2}$

Langkah 8.3.141

Pindahkan $\frac{\cos (u_{2})}{8}$ .

$\int \frac{\cos^{2} (u_{2})}{8} + \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos^{3} (u_{2})}{8} + \frac{2 \cos^{2} (u_{2})}{8} + \frac{\cos (u_{2})}{8} d u_{2}$

Langkah 8.3.142

Pindahkan $\frac{2 \cos (u_{2})}{8}$ .

$\int \frac{\cos^{2} (u_{2})}{8} + \frac{1}{8} + \frac{\cos^{3} (u_{2})}{8} + \frac{2 \cos^{2} (u_{2})}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos (u_{2})}{8} d u_{2}$

Langkah 8.3.143

Pindahkan $\frac{1}{8}$ .

$\int \frac{\cos^{2} (u_{2})}{8} + \frac{\cos^{3} (u_{2})}{8} + \frac{2 \cos^{2} (u_{2})}{8} + \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos (u_{2})}{8} d u_{2}$

Langkah 8.3.144

Susun kembali $\frac{\cos^{2} (u_{2})}{8}$ dan $\frac{\cos^{3} (u_{2})}{8}$ .

$\int \frac{\cos^{3} (u_{2})}{8} + \frac{\cos^{2} (u_{2})}{8} + \frac{2 \cos^{2} (u_{2})}{8} + \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos (u_{2})}{8} d u_{2}$

Langkah 8.3.145

Gabungkan pembilang dari penyebut persekutuan.

$\int \frac{\cos^{3} (u_{2})}{8} + \frac{\cos^{2} (u_{2}) + 2 \cos^{2} (u_{2})}{8} + \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos (u_{2})}{8} d u_{2}$

Langkah 8.3.146

Tambahkan $\cos^{2} (u_{2})$ dan $2 \cos^{2} (u_{2})$ .

$\int \frac{\cos^{3} (u_{2})}{8} + \frac{3 \cos^{2} (u_{2})}{8} + \frac{1}{8} + \frac{2 \cos (u_{2})}{8} + \frac{\cos (u_{2})}{8} d u_{2}$

Langkah 8.3.147

Gabungkan pembilang dari penyebut persekutuan.

$\int \frac{\cos^{3} (u_{2})}{8} + \frac{3 \cos^{2} (u_{2})}{8} + \frac{1}{8} + \frac{2 \cos (u_{2}) + \cos (u_{2})}{8} d u_{2}$

Langkah 8.3.148

Tambahkan $2 \cos (u_{2})$ dan $\cos (u_{2})$ .

$\int \frac{\cos^{3} (u_{2})}{8} + \frac{3 \cos^{2} (u_{2})}{8} + \frac{1}{8} + \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 9

Bagi integral tunggal menjadi beberapa integral.

$\int \frac{\cos^{3} (u_{2})}{8} d u_{2} + \int \frac{3 \cos^{2} (u_{2})}{8} d u_{2} + \int \frac{1}{8} d u_{2} + \int \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 10

Karena $\frac{1}{8}$ konstan terhadap $u_{2}$ , pindahkan $\frac{1}{8}$ keluar dari integral.

$\frac{1}{8} \int \cos^{3} (u_{2}) d u_{2} + \int \frac{3 \cos^{2} (u_{2})}{8} d u_{2} + \int \frac{1}{8} d u_{2} + \int \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 11

Faktorkan $\cos^{2} (u_{2})$ .

$\frac{1}{8} \int \cos^{2} (u_{2}) \cos (u_{2}) d u_{2} + \int \frac{3 \cos^{2} (u_{2})}{8} d u_{2} + \int \frac{1}{8} d u_{2} + \int \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 12

Menggunakan Identitas Pythagoras, tulis kembali $\cos^{2} (u_{2})$ sebagai $1 - \sin^{2} (u_{2})$ .

$\frac{1}{8} \int (1 - \sin^{2} (u_{2})) \cos (u_{2}) d u_{2} + \int \frac{3 \cos^{2} (u_{2})}{8} d u_{2} + \int \frac{1}{8} d u_{2} + \int \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 13

Biarkan $u_{3} = \sin (u_{2})$ . Kemudian $d u_{3} = \cos (u_{2}) d u_{2}$ sehingga $\frac{1}{\cos (u_{2})} d u_{3} = d u_{2}$ . Tulis kembali menggunakan $u_{3}$ dan $d$ $u_{3}$ .

Ketuk untuk lebih banyak langkah...

Langkah 13.1

Biarkan $u_{3} = \sin (u_{2})$ . Tentukan $\frac{d u_{3}}{d u_{2}}$ .

Ketuk untuk lebih banyak langkah...

Langkah 13.1.1

Diferensialkan $\sin (u_{2})$ .

$\frac{d}{d u_{2}} [\sin (u_{2})]$

Langkah 13.1.2

Turunan dari $\sin (u_{2})$ terhadap $u_{2}$ adalah $\cos (u_{2})$ .

$\cos (u_{2})$

Langkah 13.2

Tulis kembali soalnya menggunakan $u_{3}$ dan $d u_{3}$ .

$\frac{1}{8} \int 1 - {u_{3}}^{2} d u_{3} + \int \frac{3 \cos^{2} (u_{2})}{8} d u_{2} + \int \frac{1}{8} d u_{2} + \int \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 14

Bagi integral tunggal menjadi beberapa integral.

$\frac{1}{8} (\int d u_{3} + \int - {u_{3}}^{2} d u_{3}) + \int \frac{3 \cos^{2} (u_{2})}{8} d u_{2} + \int \frac{1}{8} d u_{2} + \int \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 15

Terapkan aturan konstanta.

$\frac{1}{8} (u_{3} + C + \int - {u_{3}}^{2} d u_{3}) + \int \frac{3 \cos^{2} (u_{2})}{8} d u_{2} + \int \frac{1}{8} d u_{2} + \int \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 16

Karena $- 1$ konstan terhadap $u_{3}$ , pindahkan $- 1$ keluar dari integral.

$\frac{1}{8} (u_{3} + C - \int {u_{3}}^{2} d u_{3}) + \int \frac{3 \cos^{2} (u_{2})}{8} d u_{2} + \int \frac{1}{8} d u_{2} + \int \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 17

Menurut Kaidah Pangkat, integral dari ${u_{3}}^{2}$ terhadap $u_{3}$ adalah $\frac{1}{3} {u_{3}}^{3}$ .

$\frac{1}{8} (u_{3} + C - (\frac{1}{3} {u_{3}}^{3} + C)) + \int \frac{3 \cos^{2} (u_{2})}{8} d u_{2} + \int \frac{1}{8} d u_{2} + \int \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 18

Gabungkan $\frac{1}{3}$ dan ${u_{3}}^{3}$ .

$\frac{1}{8} (u_{3} + C - (\frac{{u_{3}}^{3}}{3} + C)) + \int \frac{3 \cos^{2} (u_{2})}{8} d u_{2} + \int \frac{1}{8} d u_{2} + \int \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 19

Karena $\frac{3}{8}$ konstan terhadap $u_{2}$ , pindahkan $\frac{3}{8}$ keluar dari integral.

$\frac{1}{8} (u_{3} + C - (\frac{{u_{3}}^{3}}{3} + C)) + \frac{3}{8} \int \cos^{2} (u_{2}) d u_{2} + \int \frac{1}{8} d u_{2} + \int \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 20

Gunakan rumus setengah sudut untuk menuliskan kembali $\cos^{2} (u_{2})$ sebagai $\frac{1 + \cos (2 u_{2})}{2}$ .

$\frac{1}{8} (u_{3} + C - (\frac{{u_{3}}^{3}}{3} + C)) + \frac{3}{8} \int \frac{1 + \cos (2 u_{2})}{2} d u_{2} + \int \frac{1}{8} d u_{2} + \int \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 21

Karena $\frac{1}{2}$ konstan terhadap $u_{2}$ , pindahkan $\frac{1}{2}$ keluar dari integral.

$\frac{1}{8} (u_{3} + C - (\frac{{u_{3}}^{3}}{3} + C)) + \frac{3}{8} (\frac{1}{2} \int 1 + \cos (2 u_{2}) d u_{2}) + \int \frac{1}{8} d u_{2} + \int \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 22

Sederhanakan.

Ketuk untuk lebih banyak langkah...

Langkah 22.1

Kalikan $\frac{1}{2}$ dengan $\frac{3}{8}$ .

$\frac{1}{8} (u_{3} + C - (\frac{{u_{3}}^{3}}{3} + C)) + \frac{3}{2 \cdot 8} \int 1 + \cos (2 u_{2}) d u_{2} + \int \frac{1}{8} d u_{2} + \int \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 22.2

Kalikan $2$ dengan $8$ .

$\frac{1}{8} (u_{3} + C - (\frac{{u_{3}}^{3}}{3} + C)) + \frac{3}{16} \int 1 + \cos (2 u_{2}) d u_{2} + \int \frac{1}{8} d u_{2} + \int \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 23

Bagi integral tunggal menjadi beberapa integral.

$\frac{1}{8} (u_{3} + C - (\frac{{u_{3}}^{3}}{3} + C)) + \frac{3}{16} (\int d u_{2} + \int \cos (2 u_{2}) d u_{2}) + \int \frac{1}{8} d u_{2} + \int \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 24

Terapkan aturan konstanta.

$\frac{1}{8} (u_{3} + C - (\frac{{u_{3}}^{3}}{3} + C)) + \frac{3}{16} (u_{2} + C + \int \cos (2 u_{2}) d u_{2}) + \int \frac{1}{8} d u_{2} + \int \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 25

Biarkan $u_{4} = 2 u_{2}$ . Kemudian $d u_{4} = 2 d u_{2}$ sehingga $\frac{1}{2} d u_{4} = d u_{2}$ . Tulis kembali menggunakan $u_{4}$ dan $d$ $u_{4}$ .

Ketuk untuk lebih banyak langkah...

Langkah 25.1

Biarkan $u_{4} = 2 u_{2}$ . Tentukan $\frac{d u_{4}}{d u_{2}}$ .

Ketuk untuk lebih banyak langkah...

Langkah 25.1.1

Diferensialkan $2 u_{2}$ .

$\frac{d}{d u_{2}} [2 u_{2}]$

Langkah 25.1.2

Karena $2$ konstan terhadap $u_{2}$ , turunan dari $2 u_{2}$ terhadap $u_{2}$ adalah $2 \frac{d}{d u_{2}} [u_{2}]$ .

$2 \frac{d}{d u_{2}} [u_{2}]$

Langkah 25.1.3

Diferensialkan menggunakan Kaidah Pangkat yang menyatakan bahwa $\frac{d}{d u_{2}} [{u_{2}}^{n}]$ adalah $n {u_{2}}^{n - 1}$ di mana $n = 1$ .

$2 \cdot 1$

Langkah 25.1.4

Kalikan $2$ dengan $1$ .

$2$

Langkah 25.2

Tulis kembali soalnya menggunakan $u_{4}$ dan $d u_{4}$ .

$\frac{1}{8} (u_{3} + C - (\frac{{u_{3}}^{3}}{3} + C)) + \frac{3}{16} (u_{2} + C + \int \cos (u_{4}) \frac{1}{2} d u_{4}) + \int \frac{1}{8} d u_{2} + \int \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 26

Gabungkan $\cos (u_{4})$ dan $\frac{1}{2}$ .

$\frac{1}{8} (u_{3} + C - (\frac{{u_{3}}^{3}}{3} + C)) + \frac{3}{16} (u_{2} + C + \int \frac{\cos (u_{4})}{2} d u_{4}) + \int \frac{1}{8} d u_{2} + \int \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 27

Karena $\frac{1}{2}$ konstan terhadap $u_{4}$ , pindahkan $\frac{1}{2}$ keluar dari integral.

$\frac{1}{8} (u_{3} + C - (\frac{{u_{3}}^{3}}{3} + C)) + \frac{3}{16} (u_{2} + C + \frac{1}{2} \int \cos (u_{4}) d u_{4}) + \int \frac{1}{8} d u_{2} + \int \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 28

Integral dari $\cos (u_{4})$ terhadap $u_{4}$ adalah $\sin (u_{4})$ .

$\frac{1}{8} (u_{3} + C - (\frac{{u_{3}}^{3}}{3} + C)) + \frac{3}{16} (u_{2} + C + \frac{1}{2} (\sin (u_{4}) + C)) + \int \frac{1}{8} d u_{2} + \int \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 29

Terapkan aturan konstanta.

$\frac{1}{8} (u_{3} + C - (\frac{{u_{3}}^{3}}{3} + C)) + \frac{3}{16} (u_{2} + C + \frac{1}{2} (\sin (u_{4}) + C)) + \frac{1}{8} u_{2} + C + \int \frac{3 \cos (u_{2})}{8} d u_{2}$

Langkah 30

Karena $\frac{3}{8}$ konstan terhadap $u_{2}$ , pindahkan $\frac{3}{8}$ keluar dari integral.

$\frac{1}{8} (u_{3} + C - (\frac{{u_{3}}^{3}}{3} + C)) + \frac{3}{16} (u_{2} + C + \frac{1}{2} (\sin (u_{4}) + C)) + \frac{1}{8} u_{2} + C + \frac{3}{8} \int \cos (u_{2}) d u_{2}$

Langkah 31

Integral dari $\cos (u_{2})$ terhadap $u_{2}$ adalah $\sin (u_{2})$ .

$\frac{1}{8} (u_{3} + C - (\frac{{u_{3}}^{3}}{3} + C)) + \frac{3}{16} (u_{2} + C + \frac{1}{2} (\sin (u_{4}) + C)) + \frac{1}{8} u_{2} + C + \frac{3}{8} (\sin (u_{2}) + C)$

Langkah 32

Sederhanakan.

$\frac{u_{3}}{8} - \frac{{u_{3}}^{3}}{24} + \frac{3 u_{2}}{16} + \frac{3 \sin (u_{4})}{32} + \frac{u_{2}}{8} + \frac{3}{8} \sin (u_{2}) + C$

Langkah 33

Susun kembali suku-suku.

$\frac{1}{8} u_{3} - \frac{1}{24} {u_{3}}^{3} + \frac{3}{16} u_{2} + \frac{3}{32} \sin (u_{4}) + \frac{1}{8} u_{2} + \frac{3}{8} \sin (u_{2}) + C$

Langkah 34

Substitusikan kembali untuk setiap variabel substitusi pengintegralan.

Ketuk untuk lebih banyak langkah...

Langkah 34.1

Ganti semua kemunculan $u_{3}$ dengan $\sin (u_{2})$ .

$\frac{1}{8} \sin (u_{2}) - \frac{1}{24} \sin^{3} (u_{2}) + \frac{3}{16} u_{2} + \frac{3}{32} \sin (u_{4}) + \frac{1}{8} u_{2} + \frac{3}{8} \sin (u_{2}) + C$

Langkah 34.2

Ganti semua kemunculan $u_{2}$ dengan $2 u_{1}$ .

$\frac{1}{8} \sin (2 u_{1}) - \frac{1}{24} \sin^{3} (2 u_{1}) + \frac{3}{16} (2 u_{1}) + \frac{3}{32} \sin (u_{4}) + \frac{1}{8} (2 u_{1}) + \frac{3}{8} \sin (2 u_{1}) + C$

Langkah 34.3

Ganti semua kemunculan $u_{4}$ dengan $2 u_{2}$ .

$\frac{1}{8} \sin (2 u_{1}) - \frac{1}{24} \sin^{3} (2 u_{1}) + \frac{3}{16} (2 u_{1}) + \frac{3}{32} \sin (2 u_{2}) + \frac{1}{8} (2 u_{1}) + \frac{3}{8} \sin (2 u_{1}) + C$

Langkah 34.4

Ganti semua kemunculan $u_{1}$ dengan $\frac{y}{2}$ .

$\frac{1}{8} \sin (2 \frac{y}{2}) - \frac{1}{24} \sin^{3} (2 \frac{y}{2}) + \frac{3}{16} (2 \frac{y}{2}) + \frac{3}{32} \sin (2 u_{2}) + \frac{1}{8} (2 \frac{y}{2}) + \frac{3}{8} \sin (2 \frac{y}{2}) + C$

Langkah 34.5

Ganti semua kemunculan $u_{2}$ dengan $2 u_{1}$ .

$\frac{1}{8} \sin (2 \frac{y}{2}) - \frac{1}{24} \sin^{3} (2 \frac{y}{2}) + \frac{3}{16} (2 \frac{y}{2}) + \frac{3}{32} \sin (2 (2 u_{1})) + \frac{1}{8} (2 \frac{y}{2}) + \frac{3}{8} \sin (2 \frac{y}{2}) + C$

Langkah 34.6

Ganti semua kemunculan $u_{1}$ dengan $\frac{y}{2}$ .

$\frac{1}{8} \sin (2 \frac{y}{2}) - \frac{1}{24} \sin^{3} (2 \frac{y}{2}) + \frac{3}{16} (2 \frac{y}{2}) + \frac{3}{32} \sin (2 (2 \frac{y}{2})) + \frac{1}{8} (2 \frac{y}{2}) + \frac{3}{8} \sin (2 \frac{y}{2}) + C$

Langkah 35

Sederhanakan.

Ketuk untuk lebih banyak langkah...

Langkah 35.1

Gabungkan $2$ dan $\frac{y}{2}$ .

$\frac{1}{8} \sin (\frac{2 y}{2}) - \frac{1}{24} \sin^{3} (2 \frac{y}{2}) + \frac{3}{16} (2 \frac{y}{2}) + \frac{3}{32} \sin (2 (2 \frac{y}{2})) + \frac{1}{8} (2 \frac{y}{2}) + \frac{3}{8} \sin (2 \frac{y}{2}) + C$

Langkah 35.2

Gabungkan $2$ dan $\frac{y}{2}$ .

$\frac{1}{8} \sin (\frac{2 y}{2}) - \frac{1}{24} \sin^{3} (\frac{2 y}{2}) + \frac{3}{16} (2 \frac{y}{2}) + \frac{3}{32} \sin (2 (2 \frac{y}{2})) + \frac{1}{8} (2 \frac{y}{2}) + \frac{3}{8} \sin (2 \frac{y}{2}) + C$

Langkah 35.3

Gabungkan $\sin^{3} (\frac{2 y}{2})$ dan $\frac{1}{24}$ .

$\frac{1}{8} \sin (\frac{2 y}{2}) - \frac{\sin^{3} (\frac{2 y}{2})}{24} + \frac{3}{16} (2 \frac{y}{2}) + \frac{3}{32} \sin (2 (2 \frac{y}{2})) + \frac{1}{8} (2 \frac{y}{2}) + \frac{3}{8} \sin (2 \frac{y}{2}) + C$

Langkah 35.4

Gabungkan $2$ dan $\frac{y}{2}$ .

$\frac{1}{8} \sin (\frac{2 y}{2}) - \frac{\sin^{3} (\frac{2 y}{2})}{24} + \frac{3}{16} \cdot \frac{2 y}{2} + \frac{3}{32} \sin (2 (2 \frac{y}{2})) + \frac{1}{8} (2 \frac{y}{2}) + \frac{3}{8} \sin (2 \frac{y}{2}) + C$

Langkah 35.5

Kalikan $\frac{3}{16}$ dengan $\frac{2 y}{2}$ .

$\frac{1}{8} \sin (\frac{2 y}{2}) - \frac{\sin^{3} (\frac{2 y}{2})}{24} + \frac{3 (2 y)}{16 \cdot 2} + \frac{3}{32} \sin (2 (2 \frac{y}{2})) + \frac{1}{8} (2 \frac{y}{2}) + \frac{3}{8} \sin (2 \frac{y}{2}) + C$

Langkah 35.6

Kalikan $2$ dengan $3$ .

$\frac{1}{8} \sin (\frac{2 y}{2}) - \frac{\sin^{3} (\frac{2 y}{2})}{24} + \frac{6 y}{16 \cdot 2} + \frac{3}{32} \sin (2 (2 \frac{y}{2})) + \frac{1}{8} (2 \frac{y}{2}) + \frac{3}{8} \sin (2 \frac{y}{2}) + C$

Langkah 35.7

Kalikan $16$ dengan $2$ .

$\frac{1}{8} \sin (\frac{2 y}{2}) - \frac{\sin^{3} (\frac{2 y}{2})}{24} + \frac{6 y}{32} + \frac{3}{32} \sin (2 (2 \frac{y}{2})) + \frac{1}{8} (2 \frac{y}{2}) + \frac{3}{8} \sin (2 \frac{y}{2}) + C$

Langkah 35.8

Gabungkan $2$ dan $\frac{y}{2}$ .

$\frac{1}{8} \sin (\frac{2 y}{2}) - \frac{\sin^{3} (\frac{2 y}{2})}{24} + \frac{6 y}{32} + \frac{3}{32} \sin (2 \frac{2 y}{2}) + \frac{1}{8} (2 \frac{y}{2}) + \frac{3}{8} \sin (2 \frac{y}{2}) + C$

Langkah 35.9

Gabungkan $2$ dan $\frac{2 y}{2}$ .

$\frac{1}{8} \sin (\frac{2 y}{2}) - \frac{\sin^{3} (\frac{2 y}{2})}{24} + \frac{6 y}{32} + \frac{3}{32} \sin (\frac{2 (2 y)}{2}) + \frac{1}{8} (2 \frac{y}{2}) + \frac{3}{8} \sin (2 \frac{y}{2}) + C$

Langkah 35.10

Kalikan $2$ dengan $2$ .

$\frac{1}{8} \sin (\frac{2 y}{2}) - \frac{\sin^{3} (\frac{2 y}{2})}{24} + \frac{6 y}{32} + \frac{3}{32} \sin (\frac{4 y}{2}) + \frac{1}{8} (2 \frac{y}{2}) + \frac{3}{8} \sin (2 \frac{y}{2}) + C$

Langkah 35.11

Gabungkan $2$ dan $\frac{y}{2}$ .

$\frac{1}{8} \sin (\frac{2 y}{2}) - \frac{\sin^{3} (\frac{2 y}{2})}{24} + \frac{6 y}{32} + \frac{3}{32} \sin (\frac{4 y}{2}) + \frac{1}{8} \cdot \frac{2 y}{2} + \frac{3}{8} \sin (2 \frac{y}{2}) + C$

Langkah 35.12

Kalikan $\frac{1}{8}$ dengan $\frac{2 y}{2}$ .

$\frac{1}{8} \sin (\frac{2 y}{2}) - \frac{\sin^{3} (\frac{2 y}{2})}{24} + \frac{6 y}{32} + \frac{3}{32} \sin (\frac{4 y}{2}) + \frac{2 y}{8 \cdot 2} + \frac{3}{8} \sin (2 \frac{y}{2}) + C$

Langkah 35.13

Kalikan $8$ dengan $2$ .

$\frac{1}{8} \sin (\frac{2 y}{2}) - \frac{\sin^{3} (\frac{2 y}{2})}{24} + \frac{6 y}{32} + \frac{3}{32} \sin (\frac{4 y}{2}) + \frac{2 y}{16} + \frac{3}{8} \sin (2 \frac{y}{2}) + C$

Langkah 35.14

Gabungkan $2$ dan $\frac{y}{2}$ .

$\frac{1}{8} \sin (\frac{2 y}{2}) - \frac{\sin^{3} (\frac{2 y}{2})}{24} + \frac{6 y}{32} + \frac{3}{32} \sin (\frac{4 y}{2}) + \frac{2 y}{16} + \frac{3}{8} \sin (\frac{2 y}{2}) + C$

Langkah 36

Sederhanakan.

Ketuk untuk lebih banyak langkah...

Langkah 36.1

Batalkan faktor persekutuan dari $2$ .

Ketuk untuk lebih banyak langkah...

Langkah 36.1.1

Batalkan faktor persekutuan.

$\frac{1}{8} \sin (\frac{2 y}{2}) - \frac{\sin^{3} (\frac{2 y}{2})}{24} + \frac{6 y}{32} + \frac{3}{32} \sin (\frac{4 y}{2}) + \frac{2 y}{16} + \frac{3}{8} \sin (\frac{2 y}{2}) + C$

Langkah 36.1.2

Bagilah $y$ dengan $1$ .

$\frac{1}{8} \sin (y) - \frac{\sin^{3} (\frac{2 y}{2})}{24} + \frac{6 y}{32} + \frac{3}{32} \sin (\frac{4 y}{2}) + \frac{2 y}{16} + \frac{3}{8} \sin (\frac{2 y}{2}) + C$

Langkah 36.2

Batalkan faktor persekutuan dari $2$ .

Ketuk untuk lebih banyak langkah...

Langkah 36.2.1

Batalkan faktor persekutuan.

$\frac{1}{8} \sin (y) - \frac{\sin^{3} (\frac{2 y}{2})}{24} + \frac{6 y}{32} + \frac{3}{32} \sin (\frac{4 y}{2}) + \frac{2 y}{16} + \frac{3}{8} \sin (\frac{2 y}{2}) + C$

Langkah 36.2.2

Bagilah $y$ dengan $1$ .

$\frac{1}{8} \sin (y) - \frac{\sin^{3} (y)}{24} + \frac{6 y}{32} + \frac{3}{32} \sin (\frac{4 y}{2}) + \frac{2 y}{16} + \frac{3}{8} \sin (\frac{2 y}{2}) + C$

Langkah 36.3

Hapus faktor persekutuan dari $6$ dan $32$ .

Ketuk untuk lebih banyak langkah...

Langkah 36.3.1

Faktorkan $2$ dari $6 y$ .

$\frac{1}{8} \sin (y) - \frac{\sin^{3} (y)}{24} + \frac{2 (3 y)}{32} + \frac{3}{32} \sin (\frac{4 y}{2}) + \frac{2 y}{16} + \frac{3}{8} \sin (\frac{2 y}{2}) + C$

Langkah 36.3.2

Batalkan faktor persekutuan.

Ketuk untuk lebih banyak langkah...

Langkah 36.3.2.1

Faktorkan $2$ dari $32$ .

$\frac{1}{8} \sin (y) - \frac{\sin^{3} (y)}{24} + \frac{2 (3 y)}{2 (16)} + \frac{3}{32} \sin (\frac{4 y}{2}) + \frac{2 y}{16} + \frac{3}{8} \sin (\frac{2 y}{2}) + C$

Langkah 36.3.2.2

Batalkan faktor persekutuan.

$\frac{1}{8} \sin (y) - \frac{\sin^{3} (y)}{24} + \frac{2 (3 y)}{2 \cdot 16} + \frac{3}{32} \sin (\frac{4 y}{2}) + \frac{2 y}{16} + \frac{3}{8} \sin (\frac{2 y}{2}) + C$

Langkah 36.3.2.3

Tulis kembali pernyataannya.

$\frac{1}{8} \sin (y) - \frac{\sin^{3} (y)}{24} + \frac{3 y}{16} + \frac{3}{32} \sin (\frac{4 y}{2}) + \frac{2 y}{16} + \frac{3}{8} \sin (\frac{2 y}{2}) + C$

Langkah 36.4

Hapus faktor persekutuan dari $4$ dan $2$ .

Ketuk untuk lebih banyak langkah...

Langkah 36.4.1

Faktorkan $2$ dari $4 y$ .

$\frac{1}{8} \sin (y) - \frac{\sin^{3} (y)}{24} + \frac{3 y}{16} + \frac{3}{32} \sin (\frac{2 (2 y)}{2}) + \frac{2 y}{16} + \frac{3}{8} \sin (\frac{2 y}{2}) + C$

Langkah 36.4.2

Batalkan faktor persekutuan.

Ketuk untuk lebih banyak langkah...

Langkah 36.4.2.1

Faktorkan $2$ dari $2$ .

$\frac{1}{8} \sin (y) - \frac{\sin^{3} (y)}{24} + \frac{3 y}{16} + \frac{3}{32} \sin (\frac{2 (2 y)}{2 (1)}) + \frac{2 y}{16} + \frac{3}{8} \sin (\frac{2 y}{2}) + C$

Langkah 36.4.2.2

Batalkan faktor persekutuan.

$\frac{1}{8} \sin (y) - \frac{\sin^{3} (y)}{24} + \frac{3 y}{16} + \frac{3}{32} \sin (\frac{2 (2 y)}{2 \cdot 1}) + \frac{2 y}{16} + \frac{3}{8} \sin (\frac{2 y}{2}) + C$

Langkah 36.4.2.3

Tulis kembali pernyataannya.

$\frac{1}{8} \sin (y) - \frac{\sin^{3} (y)}{24} + \frac{3 y}{16} + \frac{3}{32} \sin (\frac{2 y}{1}) + \frac{2 y}{16} + \frac{3}{8} \sin (\frac{2 y}{2}) + C$

Langkah 36.4.2.4

Bagilah $2 y$ dengan $1$ .

$\frac{1}{8} \sin (y) - \frac{\sin^{3} (y)}{24} + \frac{3 y}{16} + \frac{3}{32} \sin (2 y) + \frac{2 y}{16} + \frac{3}{8} \sin (\frac{2 y}{2}) + C$

Langkah 36.5

Hapus faktor persekutuan dari $2$ dan $16$ .

Ketuk untuk lebih banyak langkah...

Langkah 36.5.1

Faktorkan $2$ dari $2 y$ .

$\frac{1}{8} \sin (y) - \frac{\sin^{3} (y)}{24} + \frac{3 y}{16} + \frac{3}{32} \sin (2 y) + \frac{2 (y)}{16} + \frac{3}{8} \sin (\frac{2 y}{2}) + C$

Langkah 36.5.2

Batalkan faktor persekutuan.

Ketuk untuk lebih banyak langkah...

Langkah 36.5.2.1

Faktorkan $2$ dari $16$ .

$\frac{1}{8} \sin (y) - \frac{\sin^{3} (y)}{24} + \frac{3 y}{16} + \frac{3}{32} \sin (2 y) + \frac{2 y}{2 \cdot 8} + \frac{3}{8} \sin (\frac{2 y}{2}) + C$

Langkah 36.5.2.2

Batalkan faktor persekutuan.

$\frac{1}{8} \sin (y) - \frac{\sin^{3} (y)}{24} + \frac{3 y}{16} + \frac{3}{32} \sin (2 y) + \frac{2 y}{2 \cdot 8} + \frac{3}{8} \sin (\frac{2 y}{2}) + C$

Langkah 36.5.2.3

Tulis kembali pernyataannya.

$\frac{1}{8} \sin (y) - \frac{\sin^{3} (y)}{24} + \frac{3 y}{16} + \frac{3}{32} \sin (2 y) + \frac{y}{8} + \frac{3}{8} \sin (\frac{2 y}{2}) + C$

Langkah 36.6

Batalkan faktor persekutuan dari $2$ .

Ketuk untuk lebih banyak langkah...

Langkah 36.6.1

Batalkan faktor persekutuan.

$\frac{1}{8} \sin (y) - \frac{\sin^{3} (y)}{24} + \frac{3 y}{16} + \frac{3}{32} \sin (2 y) + \frac{y}{8} + \frac{3}{8} \sin (\frac{2 y}{2}) + C$

Langkah 36.6.2

Bagilah $y$ dengan $1$ .

$\frac{1}{8} \sin (y) - \frac{\sin^{3} (y)}{24} + \frac{3 y}{16} + \frac{3}{32} \sin (2 y) + \frac{y}{8} + \frac{3}{8} \sin (y) + C$

Langkah 36.7

Susun kembali suku-suku.

$\frac{1}{8} \sin (y) - \frac{1}{24} \sin^{3} (y) + \frac{3}{16} y + \frac{3}{32} \sin (2 y) + \frac{1}{8} y + \frac{3}{8} \sin (y) + C$