∫ cot ( x ) csc 2 ( x ) d x {\displaystyle \int {\sqrt {\cot(x)}}\csc ^{2}{(x)}dx}
u = cot ( x ) d u = − c s c 2 ( x ) {\displaystyle {\begin{aligned}u&=\cot {(x)}\\[2ex]du&=-csc^{2}{(x)}\\[2ex]\end{aligned}}}
![{\displaystyle {\begin{aligned}u&=\cot {(x)}\\[2ex]du&=-csc^{2}{(x)}\\[2ex]\end{aligned}}}](https://en.wikipedia.org/api/rest_v1/media/math/render/svg/9b6687e75d0c65cf4f650aa68dd2265f43c6bd8b)