Question

Berapakah integral dari sin²4xdx?

Answer 1

Verified answer

InTegRaL

∫sin² 4x dx
= ∫(1/2 - 1/2 cos 8x) dx
= 1/2 x - 1/2 . 1/8 ∫dsin 8x
= 1/2 x - 1/16 sin 8x + C
= (1/16)(8x - sin 8x) + C