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anonymous
 4 years ago
Evaluate: integral (pi/4)S(pi/2) (e^cotx)/(sinx)^2 dx
The answer is 1e but idk how
anonymous
 4 years ago
Evaluate: integral (pi/4)S(pi/2) (e^cotx)/(sinx)^2 dx The answer is 1e but idk how

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anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0if you are lucky this is a usub and you can make \[u=\cot(x)\]

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0yeah that is it, since \[du=\csc^2(x)dx\] you have just what you want and you can integrate \[\int e^udu\]
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