" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
misal : f'(x) = sin 2x dx
f(x) = - 1/2 d(cos 2x)
soal menjadi :
∫ cos³ 2x . sin 2x dx = - 1/2 ∫ cos³ 2x d(cos 2x)
= - 1/2 .1/4 (cos^4 2x) + c
= - 1/8 .cos^4 2x + c