I= int(-pi//3)^(pi//3) (x sin x)/(cos^(2...

`I= int_(-pi//3)^(pi//3) (x sin x)/(cos^(2)x) dx` is equal to

A

`(4 pi)/3 - 2log tan "" (5pi)/12`

B

`1/3 (4pi + 1)`

C

`(4 pi)/3 + log tan "" (5)/12`

D

None of these

Verified by Experts

The correct Answer is:

A

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