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int (0)^(pi //2)((root(n)(secx))/(root(n...

`int _(0)^(pi //2)((root(n)(secx))/(root(n)(secx)+root(n)("cosec"x)))dx=`

A

`(pi)/(2)`

B

`(pi)/(3)`

C

`(pi)/(4)`

D

`(pi)/(6)`

Text Solution

Verified by Experts

The correct Answer is:
C
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