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Trigonometri Contoh
sin2(x)cos(x)+2sin(x)cot(x)-cot(x)sin2(x)cos(x)+2sin(x)cot(x)−cot(x)
Langkah 1
Langkah 1.1
Tulis kembali dalam bentuk sinus dan kosinus, kemudian batalkan faktor persekutuan.
Langkah 1.1.1
Tambahkan tanda kurung.
sin2(x)cos(x)+2(sin(x)cot(x))-cot(x)sin2(x)cos(x)+2(sin(x)cot(x))−cot(x)
Langkah 1.1.2
Susun kembali sin(x)sin(x) dan cot(x)cot(x).
sin2(x)cos(x)+2(cot(x)sin(x))-cot(x)sin2(x)cos(x)+2(cot(x)sin(x))−cot(x)
Langkah 1.1.3
Tulis kembali 2sin(x)cot(x)2sin(x)cot(x) dalam bentuk sinus dan kosinus.
sin2(x)cos(x)+2(cos(x)sin(x)sin(x))-cot(x)sin2(x)cos(x)+2(cos(x)sin(x)sin(x))−cot(x)
Langkah 1.1.4
Batalkan faktor persekutuan.
sin2(x)cos(x)+2cos(x)-cot(x)sin2(x)cos(x)+2cos(x)−cot(x)
sin2(x)cos(x)+2cos(x)-cot(x)sin2(x)cos(x)+2cos(x)−cot(x)
Langkah 1.2
Tulis kembali cot(x)cot(x) dalam bentuk sinus dan kosinus.
sin2(x)cos(x)+2cos(x)-cos(x)sin(x)sin2(x)cos(x)+2cos(x)−cos(x)sin(x)
sin2(x)cos(x)+2cos(x)-cos(x)sin(x)sin2(x)cos(x)+2cos(x)−cos(x)sin(x)
Langkah 2
Konversikan dari cos(x)sin(x)cos(x)sin(x) ke cot(x)cot(x).
sin2(x)cos(x)+2cos(x)-cot(x)sin2(x)cos(x)+2cos(x)−cot(x)