Cálculo Exemplos

$\int_{0}^{\frac{π}{2}} \sin^{6} (x) (x) d x$

Etapa 1

Integre por partes usando a fórmula $\int u d v = u v - \int v d u$ , em que $u = x$ e $d v = \sin^{6} (x)$ .

$x (- \frac{1}{4} \sin (2 x) + \frac{1}{48} \sin^{3} (2 x) + \frac{5}{16} x + \frac{3}{64} \sin (4 x))]_{0}^{\frac{π}{2}} - \int_{0}^{\frac{π}{2}} - \frac{1}{4} \sin (2 x) + \frac{1}{48} \sin^{3} (2 x) + \frac{5}{16} x + \frac{3}{64} \sin (4 x) d x$

Etapa 2

Simplifique.

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Etapa 2.1

Combine $\sin (2 x)$ e $\frac{1}{4}$ .

$x (- \frac{\sin (2 x)}{4} + \frac{1}{48} \sin^{3} (2 x) + \frac{5}{16} x + \frac{3}{64} \sin (4 x))]_{0}^{\frac{π}{2}} - \int_{0}^{\frac{π}{2}} - \frac{1}{4} \sin (2 x) + \frac{1}{48} \sin^{3} (2 x) + \frac{5}{16} x + \frac{3}{64} \sin (4 x) d x$

Etapa 2.2

Combine $\frac{1}{48}$ e $\sin^{3} (2 x)$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5}{16} x + \frac{3}{64} \sin (4 x))]_{0}^{\frac{π}{2}} - \int_{0}^{\frac{π}{2}} - \frac{1}{4} \sin (2 x) + \frac{1}{48} \sin^{3} (2 x) + \frac{5}{16} x + \frac{3}{64} \sin (4 x) d x$

Etapa 2.3

Combine $\frac{5}{16}$ e $x$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3}{64} \sin (4 x))]_{0}^{\frac{π}{2}} - \int_{0}^{\frac{π}{2}} - \frac{1}{4} \sin (2 x) + \frac{1}{48} \sin^{3} (2 x) + \frac{5}{16} x + \frac{3}{64} \sin (4 x) d x$

Etapa 2.4

Combine $\frac{3}{64}$ e $\sin (4 x)$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - \int_{0}^{\frac{π}{2}} - \frac{1}{4} \sin (2 x) + \frac{1}{48} \sin^{3} (2 x) + \frac{5}{16} x + \frac{3}{64} \sin (4 x) d x$

Etapa 3

Divida a integral única em várias integrais.

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (\int_{0}^{\frac{π}{2}} - \frac{1}{4} \sin (2 x) d x + \int_{0}^{\frac{π}{2}} \frac{1}{48} \sin^{3} (2 x) d x + \int_{0}^{\frac{π}{2}} \frac{5}{16} x d x + \int_{0}^{\frac{π}{2}} \frac{3}{64} \sin (4 x) d x)$

Etapa 4

Simplifique.

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Etapa 4.1

Combine $\sin (2 x)$ e $\frac{1}{4}$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (\int_{0}^{\frac{π}{2}} - \frac{\sin (2 x)}{4} d x + \int_{0}^{\frac{π}{2}} \frac{1}{48} \sin^{3} (2 x) d x + \int_{0}^{\frac{π}{2}} \frac{5}{16} x d x + \int_{0}^{\frac{π}{2}} \frac{3}{64} \sin (4 x) d x)$

Etapa 4.2

Combine $\frac{1}{48}$ e $\sin^{3} (2 x)$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (\int_{0}^{\frac{π}{2}} - \frac{\sin (2 x)}{4} d x + \int_{0}^{\frac{π}{2}} \frac{\sin^{3} (2 x)}{48} d x + \int_{0}^{\frac{π}{2}} \frac{5}{16} x d x + \int_{0}^{\frac{π}{2}} \frac{3}{64} \sin (4 x) d x)$

Etapa 4.3

Combine $\frac{5}{16}$ e $x$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (\int_{0}^{\frac{π}{2}} - \frac{\sin (2 x)}{4} d x + \int_{0}^{\frac{π}{2}} \frac{\sin^{3} (2 x)}{48} d x + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3}{64} \sin (4 x) d x)$

Etapa 4.4

Combine $\frac{3}{64}$ e $\sin (4 x)$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (\int_{0}^{\frac{π}{2}} - \frac{\sin (2 x)}{4} d x + \int_{0}^{\frac{π}{2}} \frac{\sin^{3} (2 x)}{48} d x + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 5

Como $- 1$ é constante com relação a $x$ , mova $- 1$ para fora da integral.

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \int_{0}^{\frac{π}{2}} \frac{\sin (2 x)}{4} d x + \int_{0}^{\frac{π}{2}} \frac{\sin^{3} (2 x)}{48} d x + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 6

Como $\frac{1}{4}$ é constante com relação a $x$ , mova $\frac{1}{4}$ para fora da integral.

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- (\frac{1}{4} \int_{0}^{\frac{π}{2}} \sin (2 x) d x) + \int_{0}^{\frac{π}{2}} \frac{\sin^{3} (2 x)}{48} d x + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 7

Deixe $u_{1} = 2 x$ . Depois, $d u_{1} = 2 d x$ , então, $\frac{1}{2} d u_{1} = d x$ . Reescreva usando $u_{1}$ e $d$ $u_{1}$ .

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Etapa 7.1

Deixe $u_{1} = 2 x$ . Encontre $\frac{d u_{1}}{d x}$ .

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Etapa 7.1.1

Diferencie $2 x$ .

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

Etapa 7.1.2

Como $2$ é constante em relação a $x$ , a derivada de $2 x$ em relação a $x$ é $2 \frac{d}{d x} [x]$ .

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

Etapa 7.1.3

Diferencie usando a regra da multiplicação de potências, que determina que $\frac{d}{d x} [x^{n}]$ é $n x^{n - 1}$ , em que $n = 1$ .

$2 \cdot 1$

Etapa 7.1.4

Multiplique $2$ por $1$ .

$2$

Etapa 7.2

Substitua o limite inferior por $x$ em $u_{1} = 2 x$ .

$u_{lower} = 2 \cdot 0$

Etapa 7.3

Multiplique $2$ por $0$ .

$u_{lower} = 0$

Etapa 7.4

Substitua o limite superior por $x$ em $u_{1} = 2 x$ .

$u_{upper} = 2 \frac{π}{2}$

Etapa 7.5

Cancele o fator comum de $2$ .

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Etapa 7.5.1

Cancele o fator comum.

$u_{upper} = 2 \frac{π}{2}$

Etapa 7.5.2

Reescreva a expressão.

$u_{upper} = π$

Etapa 7.6

Os valores encontrados para $u_{lower}$ e $u_{upper}$ serão usados para avaliar a integral definida.

$u_{lower} = 0$

$u_{upper} = π$

Etapa 7.7

Reescreva o problema usando $u_{1}$ , $d u_{1}$ e os novos limites de integração.

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{1}{4} \int_{0}^{π} \sin (u_{1}) \frac{1}{2} d u_{1} + \int_{0}^{\frac{π}{2}} \frac{\sin^{3} (2 x)}{48} d x + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 8

Combine $\sin (u_{1})$ e $\frac{1}{2}$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{1}{4} \int_{0}^{π} \frac{\sin (u_{1})}{2} d u_{1} + \int_{0}^{\frac{π}{2}} \frac{\sin^{3} (2 x)}{48} d x + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 9

Como $\frac{1}{2}$ é constante com relação a $u_{1}$ , mova $\frac{1}{2}$ para fora da integral.

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{1}{4} (\frac{1}{2} \int_{0}^{π} \sin (u_{1}) d u_{1}) + \int_{0}^{\frac{π}{2}} \frac{\sin^{3} (2 x)}{48} d x + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 10

Simplifique.

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Etapa 10.1

Multiplique $\frac{1}{2}$ por $\frac{1}{4}$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{1}{2 \cdot 4} \int_{0}^{π} \sin (u_{1}) d u_{1} + \int_{0}^{\frac{π}{2}} \frac{\sin^{3} (2 x)}{48} d x + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 10.2

Multiplique $2$ por $4$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{1}{8} \int_{0}^{π} \sin (u_{1}) d u_{1} + \int_{0}^{\frac{π}{2}} \frac{\sin^{3} (2 x)}{48} d x + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 11

A integral de $\sin (u_{1})$ com relação a $u_{1}$ é $- \cos (u_{1})$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{1}{8} - \cos (u_{1})]_{0}^{π} + \int_{0}^{\frac{π}{2}} \frac{\sin^{3} (2 x)}{48} d x + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 12

Combine $- \cos (u_{1})]_{0}^{π}$ e $\frac{1}{8}$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \int_{0}^{\frac{π}{2}} \frac{\sin^{3} (2 x)}{48} d x + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 13

Como $\frac{1}{48}$ é constante com relação a $x$ , mova $\frac{1}{48}$ para fora da integral.

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{1}{48} \int_{0}^{\frac{π}{2}} \sin^{3} (2 x) d x + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 14

Deixe $u_{2} = 2 x$ . Depois, $d u_{2} = 2 d x$ , então, $\frac{1}{2} d u_{2} = d x$ . Reescreva usando $u_{2}$ e $d$ $u_{2}$ .

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Etapa 14.1

Deixe $u_{2} = 2 x$ . Encontre $\frac{d u_{2}}{d x}$ .

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Etapa 14.1.1

Diferencie $2 x$ .

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

Etapa 14.1.2

Como $2$ é constante em relação a $x$ , a derivada de $2 x$ em relação a $x$ é $2 \frac{d}{d x} [x]$ .

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

Etapa 14.1.3

Diferencie usando a regra da multiplicação de potências, que determina que $\frac{d}{d x} [x^{n}]$ é $n x^{n - 1}$ , em que $n = 1$ .

$2 \cdot 1$

Etapa 14.1.4

Multiplique $2$ por $1$ .

$2$

Etapa 14.2

Substitua o limite inferior por $x$ em $u_{2} = 2 x$ .

$u_{lower} = 2 \cdot 0$

Etapa 14.3

Multiplique $2$ por $0$ .

$u_{lower} = 0$

Etapa 14.4

Substitua o limite superior por $x$ em $u_{2} = 2 x$ .

$u_{upper} = 2 \frac{π}{2}$

Etapa 14.5

Cancele o fator comum de $2$ .

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Etapa 14.5.1

Cancele o fator comum.

$u_{upper} = 2 \frac{π}{2}$

Etapa 14.5.2

Reescreva a expressão.

$u_{upper} = π$

Etapa 14.6

Os valores encontrados para $u_{lower}$ e $u_{upper}$ serão usados para avaliar a integral definida.

$u_{lower} = 0$

$u_{upper} = π$

Etapa 14.7

Reescreva o problema usando $u_{2}$ , $d u_{2}$ e os novos limites de integração.

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{1}{48} \int_{0}^{π} \sin^{3} (u_{2}) \frac{1}{2} d u_{2} + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 15

Combine $\sin^{3} (u_{2})$ e $\frac{1}{2}$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{1}{48} \int_{0}^{π} \frac{\sin^{3} (u_{2})}{2} d u_{2} + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 16

Como $\frac{1}{2}$ é constante com relação a $u_{2}$ , mova $\frac{1}{2}$ para fora da integral.

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{1}{48} (\frac{1}{2} \int_{0}^{π} \sin^{3} (u_{2}) d u_{2}) + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 17

Simplifique.

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Etapa 17.1

Multiplique $\frac{1}{2}$ por $\frac{1}{48}$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{1}{2 \cdot 48} \int_{0}^{π} \sin^{3} (u_{2}) d u_{2} + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 17.2

Multiplique $2$ por $48$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{1}{96} \int_{0}^{π} \sin^{3} (u_{2}) d u_{2} + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 18

Fatore $\sin^{2} (u_{2})$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{1}{96} \int_{0}^{π} \sin^{2} (u_{2}) \sin (u_{2}) d u_{2} + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 19

Usando a fórmula de Pitágoras, reescreva $\sin^{2} (u_{2})$ como $1 - \cos^{2} (u_{2})$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{1}{96} \int_{0}^{π} (1 - \cos^{2} (u_{2})) \sin (u_{2}) d u_{2} + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 20

Deixe $u_{3} = \cos (u_{2})$ . Depois, $d u_{3} = - \sin (u_{2}) d u_{2}$ , então, $- \frac{1}{\sin (u_{2})} d u_{3} = d u_{2}$ . Reescreva usando $u_{3}$ e $d$ $u_{3}$ .

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Etapa 20.1

Deixe $u_{3} = \cos (u_{2})$ . Encontre $\frac{d u_{3}}{d u_{2}}$ .

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Etapa 20.1.1

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

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

Etapa 20.1.2

A derivada de $\cos (u_{2})$ em relação a $u_{2}$ é $- \sin (u_{2})$ .

$- \sin (u_{2})$

Etapa 20.2

Substitua o limite inferior por $u_{2}$ em $u_{3} = \cos (u_{2})$ .

$u_{lower} = \cos (0)$

Etapa 20.3

O valor exato de $\cos (0)$ é $1$ .

$u_{lower} = 1$

Etapa 20.4

Substitua o limite superior por $u_{2}$ em $u_{3} = \cos (u_{2})$ .

$u_{upper} = \cos (π)$

Etapa 20.5

Simplifique.

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Etapa 20.5.1

Aplique o ângulo de referência encontrando o ângulo com valores trigonométricos equivalentes no primeiro quadrante. Torne a expressão negativa, pois o cosseno é negativo no segundo quadrante.

$u_{upper} = - \cos (0)$

Etapa 20.5.2

O valor exato de $\cos (0)$ é $1$ .

$u_{upper} = - 1 \cdot 1$

Etapa 20.5.3

Multiplique $- 1$ por $1$ .

$u_{upper} = - 1$

Etapa 20.6

Os valores encontrados para $u_{lower}$ e $u_{upper}$ serão usados para avaliar a integral definida.

$u_{lower} = 1$

$u_{upper} = - 1$

Etapa 20.7

Reescreva o problema usando $u_{3}$ , $d u_{3}$ e os novos limites de integração.

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{1}{96} \int_{1}^{- 1} - 1 + {u_{3}}^{2} d u_{3} + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 21

Divida a integral única em várias integrais.

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{1}{96} (\int_{1}^{- 1} - 1 d u_{3} + \int_{1}^{- 1} {u_{3}}^{2} d u_{3}) + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 22

Aplique a regra da constante.

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{1}{96} (- u_{3}]_{1}^{- 1} + \int_{1}^{- 1} {u_{3}}^{2} d u_{3}) + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 23

De acordo com a regra da multiplicação de potências, a integral de ${u_{3}}^{2}$ com relação a $u_{3}$ é $\frac{1}{3} {u_{3}}^{3}$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{1}{96} (- u_{3}]_{1}^{- 1} + \frac{1}{3} {u_{3}}^{3}]_{1}^{- 1}) + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 24

Simplifique.

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Etapa 24.1

Combine $- u_{3}]_{1}^{- 1}$ e $\frac{1}{3} {u_{3}}^{3}]_{1}^{- 1}$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{1}{96} - u_{3} + \frac{1}{3} {u_{3}}^{3}]_{1}^{- 1} + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 24.2

Combine $\frac{1}{3}$ e ${u_{3}}^{3}$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{1}{96} - u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1} + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 24.3

Combine $\frac{1}{96}$ e $- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1}$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1}}{96} + \int_{0}^{\frac{π}{2}} \frac{5 x}{16} d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 25

Como $\frac{5}{16}$ é constante com relação a $x$ , mova $\frac{5}{16}$ para fora da integral.

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1}}{96} + \frac{5}{16} \int_{0}^{\frac{π}{2}} x d x + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 26

De acordo com a regra da multiplicação de potências, a integral de $x$ com relação a $x$ é $\frac{1}{2} x^{2}$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1}}{96} + \frac{5}{16} \frac{1}{2} x^{2}]_{0}^{\frac{π}{2}} + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 27

Simplifique.

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Etapa 27.1

Para escrever $\frac{5}{16} \frac{1}{2} x^{2}]_{0}^{\frac{π}{2}}$ como fração com um denominador comum, multiplique por $\frac{96}{96}$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1}}{96} + \frac{5}{16} \frac{1}{2} x^{2}]_{0}^{\frac{π}{2}} \cdot \frac{96}{96} + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 27.2

Combine $\frac{5}{16} \frac{1}{2} x^{2}]_{0}^{\frac{π}{2}}$ e $\frac{96}{96}$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1}}{96} + \frac{\frac{5}{16} \frac{1}{2} x^{2}]_{0}^{\frac{π}{2}} \cdot 96}{96} + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 27.3

Combine os numeradores em relação ao denominador comum.

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1} + \frac{5}{16} \frac{1}{2} x^{2}]_{0}^{\frac{π}{2}} \cdot 96}{96} + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 27.4

Combine $\frac{1}{2}$ e $x^{2}$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1} + \frac{5}{16} \frac{x^{2}}{2}]_{0}^{\frac{π}{2}} \cdot 96}{96} + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 27.5

Combine $\frac{5}{16}$ e $\frac{x^{2}}{2}]_{0}^{\frac{π}{2}}$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1} + \frac{5 (\frac{x^{2}}{2}]_{0}^{\frac{π}{2}})}{16} \cdot 96}{96} + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 27.6

Combine $\frac{5 (\frac{x^{2}}{2}]_{0}^{\frac{π}{2}})}{16}$ e $96$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1} + \frac{5 (\frac{x^{2}}{2}]_{0}^{\frac{π}{2}}) \cdot 96}{16}}{96} + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 27.7

Multiplique $96$ por $5$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1} + \frac{480 (\frac{x^{2}}{2}]_{0}^{\frac{π}{2}})}{16}}{96} + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 27.8

Cancele o fator comum de $480$ e $16$ .

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Etapa 27.8.1

Fatore $16$ de $480 (\frac{x^{2}}{2}]_{0}^{\frac{π}{2}})$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1} + \frac{16 (30 (\frac{x^{2}}{2}]_{0}^{\frac{π}{2}}))}{16}}{96} + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 27.8.2

Cancele os fatores comuns.

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Etapa 27.8.2.1

Fatore $16$ de $16$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1} + \frac{16 (30 (\frac{x^{2}}{2}]_{0}^{\frac{π}{2}}))}{16 (1)}}{96} + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 27.8.2.2

Cancele o fator comum.

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1} + \frac{16 (30 (\frac{x^{2}}{2}]_{0}^{\frac{π}{2}}))}{16 \cdot 1}}{96} + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 27.8.2.3

Reescreva a expressão.

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1} + \frac{30 (\frac{x^{2}}{2}]_{0}^{\frac{π}{2}})}{1}}{96} + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 27.8.2.4

Divida $30 (\frac{x^{2}}{2}]_{0}^{\frac{π}{2}})$ por $1$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1} + 30 (\frac{x^{2}}{2}]_{0}^{\frac{π}{2}})}{96} + \int_{0}^{\frac{π}{2}} \frac{3 \sin (4 x)}{64} d x)$

Etapa 28

Como $\frac{3}{64}$ é constante com relação a $x$ , mova $\frac{3}{64}$ para fora da integral.

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1} + 30 (\frac{x^{2}}{2}]_{0}^{\frac{π}{2}})}{96} + \frac{3}{64} \int_{0}^{\frac{π}{2}} \sin (4 x) d x)$

Etapa 29

Deixe $u_{4} = 4 x$ . Depois, $d u_{4} = 4 d x$ , então, $\frac{1}{4} d u_{4} = d x$ . Reescreva usando $u_{4}$ e $d$ $u_{4}$ .

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Etapa 29.1

Deixe $u_{4} = 4 x$ . Encontre $\frac{d u_{4}}{d x}$ .

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Etapa 29.1.1

Diferencie $4 x$ .

$\frac{d}{d x} [4 x]$

Etapa 29.1.2

Como $4$ é constante em relação a $x$ , a derivada de $4 x$ em relação a $x$ é $4 \frac{d}{d x} [x]$ .

$4 \frac{d}{d x} [x]$

Etapa 29.1.3

Diferencie usando a regra da multiplicação de potências, que determina que $\frac{d}{d x} [x^{n}]$ é $n x^{n - 1}$ , em que $n = 1$ .

$4 \cdot 1$

Etapa 29.1.4

Multiplique $4$ por $1$ .

$4$

Etapa 29.2

Substitua o limite inferior por $x$ em $u_{4} = 4 x$ .

$u_{lower} = 4 \cdot 0$

Etapa 29.3

Multiplique $4$ por $0$ .

$u_{lower} = 0$

Etapa 29.4

Substitua o limite superior por $x$ em $u_{4} = 4 x$ .

$u_{upper} = 4 \frac{π}{2}$

Etapa 29.5

Cancele o fator comum de $2$ .

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Etapa 29.5.1

Fatore $2$ de $4$ .

$u_{upper} = 2 (2) \frac{π}{2}$

Etapa 29.5.2

Cancele o fator comum.

$u_{upper} = 2 \cdot 2 \frac{π}{2}$

Etapa 29.5.3

Reescreva a expressão.

$u_{upper} = 2 π$

Etapa 29.6

Os valores encontrados para $u_{lower}$ e $u_{upper}$ serão usados para avaliar a integral definida.

$u_{lower} = 0$

$u_{upper} = 2 π$

Etapa 29.7

Reescreva o problema usando $u_{4}$ , $d u_{4}$ e os novos limites de integração.

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1} + 30 (\frac{x^{2}}{2}]_{0}^{\frac{π}{2}})}{96} + \frac{3}{64} \int_{0}^{2 π} \sin (u_{4}) \frac{1}{4} d u_{4})$

Etapa 30

Combine $\sin (u_{4})$ e $\frac{1}{4}$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1} + 30 (\frac{x^{2}}{2}]_{0}^{\frac{π}{2}})}{96} + \frac{3}{64} \int_{0}^{2 π} \frac{\sin (u_{4})}{4} d u_{4})$

Etapa 31

Como $\frac{1}{4}$ é constante com relação a $u_{4}$ , mova $\frac{1}{4}$ para fora da integral.

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1} + 30 (\frac{x^{2}}{2}]_{0}^{\frac{π}{2}})}{96} + \frac{3}{64} (\frac{1}{4} \int_{0}^{2 π} \sin (u_{4}) d u_{4}))$

Etapa 32

Simplifique.

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Etapa 32.1

Multiplique $\frac{1}{4}$ por $\frac{3}{64}$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1} + 30 (\frac{x^{2}}{2}]_{0}^{\frac{π}{2}})}{96} + \frac{3}{4 \cdot 64} \int_{0}^{2 π} \sin (u_{4}) d u_{4})$

Etapa 32.2

Multiplique $4$ por $64$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1} + 30 (\frac{x^{2}}{2}]_{0}^{\frac{π}{2}})}{96} + \frac{3}{256} \int_{0}^{2 π} \sin (u_{4}) d u_{4})$

Etapa 33

A integral de $\sin (u_{4})$ com relação a $u_{4}$ é $- \cos (u_{4})$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1} + 30 (\frac{x^{2}}{2}]_{0}^{\frac{π}{2}})}{96} + \frac{3}{256} - \cos (u_{4})]_{0}^{2 π})$

Etapa 34

Combine $\frac{3}{256}$ e $- \cos (u_{4})]_{0}^{2 π}$ .

$x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})]_{0}^{\frac{π}{2}} - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1} + 30 (\frac{x^{2}}{2}]_{0}^{\frac{π}{2}})}{96} + \frac{3 (- \cos (u_{4})]_{0}^{2 π})}{256})$

Etapa 35

Substitua e simplifique.

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Etapa 35.1

Avalie $x (- \frac{\sin (2 x)}{4} + \frac{\sin^{3} (2 x)}{48} + \frac{5 x}{16} + \frac{3 \sin (4 x)}{64})$ em $\frac{π}{2}$ e em $0$ .

$(\frac{π}{2} (- \frac{\sin (2 \frac{π}{2})}{4} + \frac{\sin^{3} (2 \frac{π}{2})}{48} + \frac{5 \frac{π}{2}}{16} + \frac{3 \sin (4 \frac{π}{2})}{64})) + 0 (- \frac{\sin (2 \cdot 0)}{4} + \frac{\sin^{3} (2 \cdot 0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{- \cos (u_{1})]_{0}^{π}}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1} + 30 (\frac{x^{2}}{2}]_{0}^{\frac{π}{2}})}{96} + \frac{3 (- \cos (u_{4})]_{0}^{2 π})}{256})$

Etapa 35.2

Avalie $- \cos (u_{1})$ em $π$ e em $0$ .

$(\frac{π}{2} (- \frac{\sin (2 \frac{π}{2})}{4} + \frac{\sin^{3} (2 \frac{π}{2})}{48} + \frac{5 \frac{π}{2}}{16} + \frac{3 \sin (4 \frac{π}{2})}{64})) + 0 (- \frac{\sin (2 \cdot 0)}{4} + \frac{\sin^{3} (2 \cdot 0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{- u_{3} + \frac{{u_{3}}^{3}}{3}]_{1}^{- 1} + 30 (\frac{x^{2}}{2}]_{0}^{\frac{π}{2}})}{96} + \frac{3 (- \cos (u_{4})]_{0}^{2 π})}{256})$

Etapa 35.3

Avalie $- u_{3} + \frac{{u_{3}}^{3}}{3}$ em $- 1$ e em $1$ .

$(\frac{π}{2} (- \frac{\sin (2 \frac{π}{2})}{4} + \frac{\sin^{3} (2 \frac{π}{2})}{48} + \frac{5 \frac{π}{2}}{16} + \frac{3 \sin (4 \frac{π}{2})}{64})) + 0 (- \frac{\sin (2 \cdot 0)}{4} + \frac{\sin^{3} (2 \cdot 0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 (\frac{x^{2}}{2}]_{0}^{\frac{π}{2}})}{96} + \frac{3 (- \cos (u_{4})]_{0}^{2 π})}{256})$

Etapa 35.4

Avalie $\frac{x^{2}}{2}$ em $\frac{π}{2}$ e em $0$ .

$(\frac{π}{2} (- \frac{\sin (2 \frac{π}{2})}{4} + \frac{\sin^{3} (2 \frac{π}{2})}{48} + \frac{5 \frac{π}{2}}{16} + \frac{3 \sin (4 \frac{π}{2})}{64})) + 0 (- \frac{\sin (2 \cdot 0)}{4} + \frac{\sin^{3} (2 \cdot 0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 (- \cos (u_{4})]_{0}^{2 π})}{256})$

Etapa 35.5

Avalie $- \cos (u_{4})$ em $2 π$ e em $0$ .

$(\frac{π}{2} (- \frac{\sin (2 \frac{π}{2})}{4} + \frac{\sin^{3} (2 \frac{π}{2})}{48} + \frac{5 \frac{π}{2}}{16} + \frac{3 \sin (4 \frac{π}{2})}{64})) + 0 (- \frac{\sin (2 \cdot 0)}{4} + \frac{\sin^{3} (2 \cdot 0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6

Simplifique.

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Etapa 35.6.1

Combine $2$ e $\frac{π}{2}$ .

$\frac{π}{2} (- \frac{\sin (\frac{2 π}{2})}{4} + \frac{\sin^{3} (2 \frac{π}{2})}{48} + \frac{5 \frac{π}{2}}{16} + \frac{3 \sin (4 \frac{π}{2})}{64}) + 0 (- \frac{\sin (2 \cdot 0)}{4} + \frac{\sin^{3} (2 \cdot 0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.2

Cancele o fator comum de $2$ .

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Etapa 35.6.2.1

Cancele o fator comum.

Etapa 35.6.2.2

Divida $π$ por $1$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (2 \frac{π}{2})}{48} + \frac{5 \frac{π}{2}}{16} + \frac{3 \sin (4 \frac{π}{2})}{64}) + 0 (- \frac{\sin (2 \cdot 0)}{4} + \frac{\sin^{3} (2 \cdot 0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.3

Combine $2$ e $\frac{π}{2}$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (\frac{2 π}{2})}{48} + \frac{5 \frac{π}{2}}{16} + \frac{3 \sin (4 \frac{π}{2})}{64}) + 0 (- \frac{\sin (2 \cdot 0)}{4} + \frac{\sin^{3} (2 \cdot 0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.4

Cancele o fator comum de $2$ .

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Etapa 35.6.4.1

Cancele o fator comum.

Etapa 35.6.4.2

Divida $π$ por $1$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 \frac{π}{2}}{16} + \frac{3 \sin (4 \frac{π}{2})}{64}) + 0 (- \frac{\sin (2 \cdot 0)}{4} + \frac{\sin^{3} (2 \cdot 0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.5

Combine $5$ e $\frac{π}{2}$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{\frac{5 π}{2}}{16} + \frac{3 \sin (4 \frac{π}{2})}{64}) + 0 (- \frac{\sin (2 \cdot 0)}{4} + \frac{\sin^{3} (2 \cdot 0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.6

Reescreva $\frac{\frac{5 π}{2}}{16}$ como um produto.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{2} \cdot \frac{1}{16} + \frac{3 \sin (4 \frac{π}{2})}{64}) + 0 (- \frac{\sin (2 \cdot 0)}{4} + \frac{\sin^{3} (2 \cdot 0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.7

Multiplique $\frac{5 π}{2}$ por $\frac{1}{16}$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{2 \cdot 16} + \frac{3 \sin (4 \frac{π}{2})}{64}) + 0 (- \frac{\sin (2 \cdot 0)}{4} + \frac{\sin^{3} (2 \cdot 0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.8

Multiplique $2$ por $16$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (4 \frac{π}{2})}{64}) + 0 (- \frac{\sin (2 \cdot 0)}{4} + \frac{\sin^{3} (2 \cdot 0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.9

Combine $4$ e $\frac{π}{2}$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (\frac{4 π}{2})}{64}) + 0 (- \frac{\sin (2 \cdot 0)}{4} + \frac{\sin^{3} (2 \cdot 0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.10

Cancele o fator comum de $4$ e $2$ .

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Etapa 35.6.10.1

Fatore $2$ de $4 π$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (\frac{2 (2 π)}{2})}{64}) + 0 (- \frac{\sin (2 \cdot 0)}{4} + \frac{\sin^{3} (2 \cdot 0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.10.2

Cancele os fatores comuns.

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Etapa 35.6.10.2.1

Fatore $2$ de $2$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (\frac{2 (2 π)}{2 (1)})}{64}) + 0 (- \frac{\sin (2 \cdot 0)}{4} + \frac{\sin^{3} (2 \cdot 0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.10.2.2

Cancele o fator comum.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (\frac{2 (2 π)}{2 \cdot 1})}{64}) + 0 (- \frac{\sin (2 \cdot 0)}{4} + \frac{\sin^{3} (2 \cdot 0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.10.2.3

Reescreva a expressão.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (\frac{2 π}{1})}{64}) + 0 (- \frac{\sin (2 \cdot 0)}{4} + \frac{\sin^{3} (2 \cdot 0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.10.2.4

Divida $2 π$ por $1$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (- \frac{\sin (2 \cdot 0)}{4} + \frac{\sin^{3} (2 \cdot 0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.11

Multiplique $2$ por $0$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (- \frac{\sin (0)}{4} + \frac{\sin^{3} (2 \cdot 0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.12

Multiplique $2$ por $0$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (- \frac{\sin (0)}{4} + \frac{\sin^{3} (0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.13

Para escrever $- \frac{\sin (0)}{4}$ como fração com um denominador comum, multiplique por $\frac{12}{12}$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (- \frac{\sin (0)}{4} \cdot \frac{12}{12} + \frac{\sin^{3} (0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.14

Escreva cada expressão com um denominador comum de $48$ , multiplicando cada um por um fator apropriado de $1$ .

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Etapa 35.6.14.1

Multiplique $\frac{\sin (0)}{4}$ por $\frac{12}{12}$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (- \frac{\sin (0) \cdot 12}{4 \cdot 12} + \frac{\sin^{3} (0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.14.2

Multiplique $4$ por $12$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (- \frac{\sin (0) \cdot 12}{48} + \frac{\sin^{3} (0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.15

Combine os numeradores em relação ao denominador comum.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (\frac{- \sin (0) \cdot 12 + \sin^{3} (0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.16

Simplifique o numerador.

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Etapa 35.6.16.1

Avalie $\sin (0)$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (\frac{- 0 \cdot 12 + \sin^{3} (0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.16.2

Multiplique $- 1$ por $0$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (\frac{0 \cdot 12 + \sin^{3} (0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.16.3

Multiplique $0$ por $12$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (\frac{0 + \sin^{3} (0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.16.4

Avalie $\sin (0)$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (\frac{0 + 0^{3}}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.16.5

Eleve $0$ à potência de $3$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (\frac{0 + 0}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.16.6

Some $0$ e $0$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (\frac{0}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.17

Cancele o fator comum de $0$ e $48$ .

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Etapa 35.6.17.1

Fatore $48$ de $0$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (\frac{48 (0)}{48} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.17.2

Cancele os fatores comuns.

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Etapa 35.6.17.2.1

Fatore $48$ de $48$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (\frac{48 \cdot 0}{48 \cdot 1} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.17.2.2

Cancele o fator comum.

Etapa 35.6.17.2.3

Reescreva a expressão.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (\frac{0}{1} + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.17.2.4

Divida $0$ por $1$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (0 + \frac{5 \cdot 0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.18

Multiplique $5$ por $0$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (0 + \frac{0}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.19

Cancele o fator comum de $0$ e $16$ .

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Etapa 35.6.19.1

Fatore $16$ de $0$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (0 + \frac{16 (0)}{16} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.19.2

Cancele os fatores comuns.

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Etapa 35.6.19.2.1

Fatore $16$ de $16$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (0 + \frac{16 \cdot 0}{16 \cdot 1} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.19.2.2

Cancele o fator comum.

Etapa 35.6.19.2.3

Reescreva a expressão.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (0 + \frac{0}{1} + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.19.2.4

Divida $0$ por $1$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (0 + 0 + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.20

Some $0$ e $0$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (0 + \frac{3 \sin (4 \cdot 0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.21

Multiplique $4$ por $0$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 (0 + \frac{3 \sin (0)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.22

Some $0$ e $\frac{3 \sin (0)}{64}$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 \frac{3 \sin (0)}{64} - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.23

Multiplique $0$ por $\frac{3 \sin (0)}{64}$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) + 0 - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.24

Some $\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64})$ e $0$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{(- \cos (π)) + \cos (0)}{8} + \frac{(- - 1 + \frac{{(- 1)}^{3}}{3}) - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.25

Multiplique $- 1$ por $- 1$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{1 + \frac{{(- 1)}^{3}}{3} - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.26

Eleve $- 1$ à potência de $3$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{1 + \frac{- 1}{3} - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.27

Mova o número negativo para a frente da fração.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{1 - \frac{1}{3} - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.28

Escreva $1$ como uma fração com um denominador comum.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{3}{3} - \frac{1}{3} - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.29

Combine os numeradores em relação ao denominador comum.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{3 - 1}{3} - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.30

Subtraia $1$ de $3$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{2}{3} - (- 1 \cdot 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.31

Multiplique $- 1$ por $1$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{2}{3} - (- 1 + \frac{1^{3}}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.32

Um elevado a qualquer potência é um.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{2}{3} - (- 1 + \frac{1}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.33

Para escrever $- 1$ como fração com um denominador comum, multiplique por $\frac{3}{3}$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{2}{3} - (- 1 \cdot \frac{3}{3} + \frac{1}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.34

Combine $- 1$ e $\frac{3}{3}$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{2}{3} - (\frac{- 1 \cdot 3}{3} + \frac{1}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.35

Combine os numeradores em relação ao denominador comum.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{2}{3} - \frac{- 1 \cdot 3 + 1}{3} + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.36

Simplifique o numerador.

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Etapa 35.6.36.1

Multiplique $- 1$ por $3$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{2}{3} - \frac{- 3 + 1}{3} + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.36.2

Some $- 3$ e $1$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{2}{3} - \frac{- 2}{3} + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.37

Mova o número negativo para a frente da fração.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{2}{3} - - \frac{2}{3} + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.38

Multiplique $- 1$ por $- 1$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{2}{3} + 1 (\frac{2}{3}) + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.39

Multiplique $\frac{2}{3}$ por $1$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{2}{3} + \frac{2}{3} + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.40

Combine os numeradores em relação ao denominador comum.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{2 + 2}{3} + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.41

Some $2$ e $2$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{4}{3} + 30 ((\frac{{(\frac{π}{2})}^{2}}{2}) - \frac{0^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.42

Elevar $0$ a qualquer potência positiva produz $0$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{4}{3} + 30 (\frac{{(\frac{π}{2})}^{2}}{2} - \frac{0}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.43

Cancele o fator comum de $0$ e $2$ .

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Etapa 35.6.43.1

Fatore $2$ de $0$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{4}{3} + 30 (\frac{{(\frac{π}{2})}^{2}}{2} - \frac{2 (0)}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.43.2

Cancele os fatores comuns.

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Etapa 35.6.43.2.1

Fatore $2$ de $2$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{4}{3} + 30 (\frac{{(\frac{π}{2})}^{2}}{2} - \frac{2 \cdot 0}{2 \cdot 1})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.43.2.2

Cancele o fator comum.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{4}{3} + 30 (\frac{{(\frac{π}{2})}^{2}}{2} - \frac{2 \cdot 0}{2 \cdot 1})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.43.2.3

Reescreva a expressão.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{4}{3} + 30 (\frac{{(\frac{π}{2})}^{2}}{2} - \frac{0}{1})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.43.2.4

Divida $0$ por $1$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{4}{3} + 30 (\frac{{(\frac{π}{2})}^{2}}{2} - 0)}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.44

Multiplique $- 1$ por $0$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{4}{3} + 30 (\frac{{(\frac{π}{2})}^{2}}{2} + 0)}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.45

Some $\frac{{(\frac{π}{2})}^{2}}{2}$ e $0$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{4}{3} + 30 \frac{{(\frac{π}{2})}^{2}}{2}}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.46

Cancele o fator comum de $\frac{4}{3} + 30 \frac{{(\frac{π}{2})}^{2}}{2}$ e $96$ .

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Etapa 35.6.46.1

Fatore $2$ de $\frac{4}{3}$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{2 (\frac{2}{3}) + 30 \frac{{(\frac{π}{2})}^{2}}{2}}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.46.2

Fatore $2$ de $30 \frac{{(\frac{π}{2})}^{2}}{2}$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{2 (\frac{2}{3}) + 2 (15 \frac{{(\frac{π}{2})}^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.46.3

Fatore $2$ de $2 (\frac{2}{3}) + 2 (15 \frac{{(\frac{π}{2})}^{2}}{2})$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{2 (\frac{2}{3} + 15 \frac{{(\frac{π}{2})}^{2}}{2})}{96} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.46.4

Cancele os fatores comuns.

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Etapa 35.6.46.4.1

Fatore $2$ de $96$ .

Etapa 35.6.46.4.2

Cancele o fator comum.

Etapa 35.6.46.4.3

Reescreva a expressão.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{\frac{2}{3} + 15 \frac{{(\frac{π}{2})}^{2}}{2}}{48} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.47

Multiplique $\frac{\frac{2}{3} + 15 \frac{{(\frac{π}{2})}^{2}}{2}}{48}$ por $\frac{3}{3}$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{3}{3} \cdot \frac{\frac{2}{3} + 15 \frac{{(\frac{π}{2})}^{2}}{2}}{48} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.48

Combine.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{3 (\frac{2}{3} + 15 \frac{{(\frac{π}{2})}^{2}}{2})}{3 \cdot 48} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.49

Aplique a propriedade distributiva.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{3 (\frac{2}{3}) + 3 (15 \frac{{(\frac{π}{2})}^{2}}{2})}{3 \cdot 48} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.50

Cancele o fator comum de $3$ .

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Etapa 35.6.50.1

Cancele o fator comum.

Etapa 35.6.50.2

Reescreva a expressão.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{2 + 3 (15 \frac{{(\frac{π}{2})}^{2}}{2})}{3 \cdot 48} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.51

Simplifique o numerador.

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Etapa 35.6.51.1

Aplique a regra do produto a $\frac{π}{2}$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{2 + 3 (15 \frac{\frac{π^{2}}{2^{2}}}{2})}{3 \cdot 48} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.51.2

Eleve $2$ à potência de $2$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{2 + 3 (15 \frac{\frac{π^{2}}{4}}{2})}{3 \cdot 48} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.52

Reescreva $\frac{\frac{π^{2}}{4}}{2}$ como um produto.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{2 + 3 (15 (\frac{π^{2}}{4} \cdot \frac{1}{2}))}{3 \cdot 48} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.53

Multiplique $\frac{π^{2}}{4}$ por $\frac{1}{2}$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{2 + 3 (15 \frac{π^{2}}{4 \cdot 2})}{3 \cdot 48} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.54

Multiplique $4$ por $2$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{2 + 3 (15 \frac{π^{2}}{8})}{3 \cdot 48} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.55

Combine $15$ e $\frac{π^{2}}{8}$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{2 + 3 \frac{15 π^{2}}{8}}{3 \cdot 48} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.56

Combine $3$ e $\frac{15 π^{2}}{8}$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{2 + \frac{3 (15 π^{2})}{8}}{3 \cdot 48} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.57

Multiplique $15$ por $3$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{2 + \frac{45 π^{2}}{8}}{3 \cdot 48} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.58

Multiplique $3$ por $48$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{2 + \frac{45 π^{2}}{8}}{144} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.59

Multiplique $\frac{2 + \frac{45 π^{2}}{8}}{144}$ por $\frac{8}{8}$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{8}{8} \cdot \frac{2 + \frac{45 π^{2}}{8}}{144} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.60

Combine.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{8 (2 + \frac{45 π^{2}}{8})}{8 \cdot 144} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.61

Aplique a propriedade distributiva.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{8 \cdot 2 + 8 \frac{45 π^{2}}{8}}{8 \cdot 144} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.62

Cancele o fator comum de $8$ .

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Etapa 35.6.62.1

Cancele o fator comum.

Etapa 35.6.62.2

Reescreva a expressão.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{8 \cdot 2 + 45 π^{2}}{8 \cdot 144} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.63

Multiplique $8$ por $2$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{16 + 45 π^{2}}{8 \cdot 144} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.64

Multiplique $8$ por $144$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} + \frac{16 + 45 π^{2}}{1152} + \frac{3 ((- \cos (2 π)) + \cos (0))}{256})$

Etapa 35.6.65

Para escrever $- \frac{- \cos (π) + \cos (0)}{8}$ como fração com um denominador comum, multiplique por $\frac{32}{32}$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{- \cos (π) + \cos (0)}{8} \cdot \frac{32}{32} + \frac{3 (- \cos (2 π) + \cos (0))}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 35.6.66

Escreva cada expressão com um denominador comum de $256$ , multiplicando cada um por um fator apropriado de $1$ .

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Etapa 35.6.66.1

Multiplique $\frac{- \cos (π) + \cos (0)}{8}$ por $\frac{32}{32}$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{(- \cos (π) + \cos (0)) \cdot 32}{8 \cdot 32} + \frac{3 (- \cos (2 π) + \cos (0))}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 35.6.66.2

Multiplique $8$ por $32$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (- \frac{(- \cos (π) + \cos (0)) \cdot 32}{256} + \frac{3 (- \cos (2 π) + \cos (0))}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 35.6.67

Combine os numeradores em relação ao denominador comum.

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (\frac{- (- \cos (π) + \cos (0)) \cdot 32 + 3 (- \cos (2 π) + \cos (0))}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 35.6.68

Multiplique $32$ por $- 1$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (\frac{- 32 (- \cos (π) + \cos (0)) + 3 (- \cos (2 π) + \cos (0))}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 36

Simplifique.

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Etapa 36.1

O valor exato de $\cos (0)$ é $1$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + \cos (0))}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 36.2

O valor exato de $\cos (0)$ é $1$ .

$\frac{π}{2} (- \frac{\sin (π)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37

Simplifique.

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Etapa 37.1

Simplifique o numerador.

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Etapa 37.1.1

Aplique o ângulo de referência encontrando o ângulo com valores trigonométricos equivalentes no primeiro quadrante.

$\frac{π}{2} (- \frac{\sin (0)}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.1.2

O valor exato de $\sin (0)$ é $0$ .

$\frac{π}{2} (- \frac{0}{4} + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.2

Divida $0$ por $4$ .

$\frac{π}{2} (- 0 + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.3

Multiplique $- 1$ por $0$ .

$\frac{π}{2} (0 + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (2 π)}{64}) - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.4

Subtraia as rotações completas de $2 π$ até que o ângulo fique maior do que ou igual a $0$ e menor do que $2 π$ .

$\frac{π}{2} (0 + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \sin (0)}{64}) - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.5

O valor exato de $\sin (0)$ é $0$ .

$\frac{π}{2} (0 + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{3 \cdot 0}{64}) - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.6

Multiplique $3$ por $0$ .

$\frac{π}{2} (0 + \frac{\sin^{3} (π)}{48} + \frac{5 π}{32} + \frac{0}{64}) - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.7

Simplifique cada termo.

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Etapa 37.7.1

Simplifique o numerador.

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Etapa 37.7.1.1

Aplique o ângulo de referência encontrando o ângulo com valores trigonométricos equivalentes no primeiro quadrante.

$\frac{π}{2} (0 + \frac{\sin^{3} (0)}{48} + \frac{5 π}{32} + \frac{0}{64}) - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.7.1.2

O valor exato de $\sin (0)$ é $0$ .

$\frac{π}{2} (0 + \frac{0^{3}}{48} + \frac{5 π}{32} + \frac{0}{64}) - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.7.1.3

Elevar $0$ a qualquer potência positiva produz $0$ .

$\frac{π}{2} (0 + \frac{0}{48} + \frac{5 π}{32} + \frac{0}{64}) - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.7.2

Divida $0$ por $48$ .

$\frac{π}{2} (0 + 0 + \frac{5 π}{32} + \frac{0}{64}) - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.7.3

Divida $0$ por $64$ .

$\frac{π}{2} (0 + 0 + \frac{5 π}{32} + 0) - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.8

Some $0$ e $0$ .

$\frac{π}{2} (0 + \frac{5 π}{32} + 0) - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.9

Some $0$ e $\frac{5 π}{32}$ .

$\frac{π}{2} (\frac{5 π}{32} + 0) - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.10

Some $\frac{5 π}{32}$ e $0$ .

$\frac{π}{2} \cdot \frac{5 π}{32} - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.11

Multiplique $\frac{π}{2} \cdot \frac{5 π}{32}$ .

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Etapa 37.11.1

Multiplique $\frac{π}{2}$ por $\frac{5 π}{32}$ .

$\frac{π (5 π)}{2 \cdot 32} - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.11.2

Eleve $π$ à potência de $1$ .

$\frac{5 (π^{1} π)}{2 \cdot 32} - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.11.3

Eleve $π$ à potência de $1$ .

$\frac{5 (π^{1} π^{1})}{2 \cdot 32} - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.11.4

Use a regra da multiplicação de potências $a^{m} a^{n} = a^{m + n}$ para combinar expoentes.

$\frac{5 π^{1 + 1}}{2 \cdot 32} - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.11.5

Some $1$ e $1$ .

$\frac{5 π^{2}}{2 \cdot 32} - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.11.6

Multiplique $2$ por $32$ .

$\frac{5 π^{2}}{64} - (\frac{- 32 (- \cos (π) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.12

Aplique o ângulo de referência encontrando o ângulo com valores trigonométricos equivalentes no primeiro quadrante. Torne a expressão negativa, pois o cosseno é negativo no segundo quadrante.

$\frac{5 π^{2}}{64} - (\frac{- 32 (- - \cos (0) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.13

O valor exato de $\cos (0)$ é $1$ .

$\frac{5 π^{2}}{64} - (\frac{- 32 (- (- 1 \cdot 1) + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.14

Multiplique $- 1$ por $1$ .

$\frac{5 π^{2}}{64} - (\frac{- 32 (- - 1 + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.15

Multiplique $- 1$ por $- 1$ .

$\frac{5 π^{2}}{64} - (\frac{- 32 (1 + 1) + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.16

Some $1$ e $1$ .

$\frac{5 π^{2}}{64} - (\frac{- 32 \cdot 2 + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.17

Multiplique $- 32$ por $2$ .

$\frac{5 π^{2}}{64} - (\frac{- 64 + 3 (- \cos (2 π) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.18

Subtraia as rotações completas de $2 π$ até que o ângulo fique maior do que ou igual a $0$ e menor do que $2 π$ .

$\frac{5 π^{2}}{64} - (\frac{- 64 + 3 (- \cos (0) + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.19

O valor exato de $\cos (0)$ é $1$ .

$\frac{5 π^{2}}{64} - (\frac{- 64 + 3 (- 1 \cdot 1 + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.20

Multiplique $- 1$ por $1$ .

$\frac{5 π^{2}}{64} - (\frac{- 64 + 3 (- 1 + 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.21

Some $- 1$ e $1$ .

$\frac{5 π^{2}}{64} - (\frac{- 64 + 3 \cdot 0}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.22

Multiplique $3$ por $0$ .

$\frac{5 π^{2}}{64} - (\frac{- 64 + 0}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.23

Some $- 64$ e $0$ .

$\frac{5 π^{2}}{64} - (\frac{- 64}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.24

Simplifique cada termo.

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Etapa 37.24.1

Cancele o fator comum de $- 64$ e $256$ .

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Etapa 37.24.1.1

Fatore $64$ de $- 64$ .

$\frac{5 π^{2}}{64} - (\frac{64 (- 1)}{256} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.24.1.2

Cancele os fatores comuns.

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Etapa 37.24.1.2.1

Fatore $64$ de $256$ .

$\frac{5 π^{2}}{64} - (\frac{64 \cdot - 1}{64 \cdot 4} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.24.1.2.2

Cancele o fator comum.

$\frac{5 π^{2}}{64} - (\frac{64 \cdot - 1}{64 \cdot 4} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.24.1.2.3

Reescreva a expressão.

$\frac{5 π^{2}}{64} - (\frac{- 1}{4} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.24.2

Mova o número negativo para a frente da fração.

$\frac{5 π^{2}}{64} - (- \frac{1}{4} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.25

Para escrever $- \frac{1}{4}$ como fração com um denominador comum, multiplique por $\frac{288}{288}$ .

$\frac{5 π^{2}}{64} - (- \frac{1}{4} \cdot \frac{288}{288} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.26

Escreva cada expressão com um denominador comum de $1152$ , multiplicando cada um por um fator apropriado de $1$ .

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Etapa 37.26.1

Multiplique $\frac{1}{4}$ por $\frac{288}{288}$ .

$\frac{5 π^{2}}{64} - (- \frac{288}{4 \cdot 288} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.26.2

Multiplique $4$ por $288$ .

$\frac{5 π^{2}}{64} - (- \frac{288}{1152} + \frac{16 + 45 π^{2}}{1152})$

Etapa 37.27

Combine os numeradores em relação ao denominador comum.

$\frac{5 π^{2}}{64} - \frac{- 288 + 16 + 45 π^{2}}{1152}$

Etapa 37.28

Some $- 288$ e $16$ .

$\frac{5 π^{2}}{64} - \frac{- 272 + 45 π^{2}}{1152}$

Etapa 37.29

Para escrever $\frac{5 π^{2}}{64}$ como fração com um denominador comum, multiplique por $\frac{18}{18}$ .

$\frac{5 π^{2}}{64} \cdot \frac{18}{18} - \frac{- 272 + 45 π^{2}}{1152}$

Etapa 37.30

Escreva cada expressão com um denominador comum de $1152$ , multiplicando cada um por um fator apropriado de $1$ .

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Etapa 37.30.1

Multiplique $\frac{5 π^{2}}{64}$ por $\frac{18}{18}$ .

$\frac{5 π^{2} \cdot 18}{64 \cdot 18} - \frac{- 272 + 45 π^{2}}{1152}$

Etapa 37.30.2

Multiplique $64$ por $18$ .

$\frac{5 π^{2} \cdot 18}{1152} - \frac{- 272 + 45 π^{2}}{1152}$

Etapa 37.31

Combine os numeradores em relação ao denominador comum.

$\frac{5 π^{2} \cdot 18 - (- 272 + 45 π^{2})}{1152}$

Etapa 37.32

Multiplique $18$ por $5$ .

$\frac{90 π^{2} - (- 272 + 45 π^{2})}{1152}$

Etapa 38

Simplifique o numerador.

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Etapa 38.1

Aplique a propriedade distributiva.

$\frac{90 π^{2} - - 272 - (45 π^{2})}{1152}$

Etapa 38.2

Multiplique $- 1$ por $- 272$ .

$\frac{90 π^{2} + 272 - (45 π^{2})}{1152}$

Etapa 38.3

Multiplique $45$ por $- 1$ .

$\frac{90 π^{2} + 272 - 45 π^{2}}{1152}$

Etapa 38.4

Subtraia $45 π^{2}$ de $90 π^{2}$ .

$\frac{45 π^{2} + 272}{1152}$

Etapa 39

O resultado pode ser mostrado de várias formas.

Forma exata:

$\frac{45 π^{2} + 272}{1152}$

Forma decimal:

$0.62164253 \dots$