Question

Tentukan integral pada gambar
tolong jawab cepat ya

Answer 1

1) ∫ cos^3 x sin x dx
mis: f = cos x
df = -sin x dx

-∫ f^3 df
= -0.25f^4 + c
= (-1/4) cos^4 x + c

2) mis: f = sin x
df = cos x dx

∫ f^3 df
= (1/4)f^4 + c
= (1/4) sin^4 x + c

Semoga membantu :)