(i) int(0)^(pi//4) e^(tanx) . sec^(2) x ...

`(i) int_(0)^(pi//4) e^(tanx) . sec^(2) x dx`
`(ii) int_(0)^(pi//4) (sin (cos 2x))/(" cosec " 2x)dx`

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The correct Answer is:

`(i) (e-1) (ii) (1)/(2) (1- cot 1)`

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