15cos5x\frac{1}{5} \cos ^{5} x51cos5x
15sin5x\frac{1}{5} \sin ^{5} x51sin5x
−sin5xcos2x10\frac{-\sin ^{5} x \cos ^{2} x}{10}10−sin5xcos2x
−15cos5x-\frac{1}{5} \cos ^{5} x−51cos5x