Integral √1-cos 2x dx=

Materi: Integral

int akar(1 - cos 2x) dx
= int akar((sin^2 x + cos^2 x) - (cos^2 x - sin^2x)) dx
= int akar(2 sin^2 x) dx
= int sin x akar 2 dx
= akar 2 int sin x dx
= akar 2 (-cos x) + C
= -akar 2 cos x + C