JEE MATHEMATICS MCQ: INDEFINITE INTEGRATION

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Application +4 | -1

\int e^{-x} \operatorname{cosec}^2\left(2 e^{-x}+5\right) d x=

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Correct option: A

\frac{1}{2} \cot \left(2 e^{-x}+5\right)+c

Option A (

\frac{1}{2} \cot \left(2 e^{-x}+5\right)+c

) is correct because it is the result of integrating the given expression using substitution.

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