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underset(0)overset(pi//2)int (d theta)/(...

`underset(0)overset(pi//2)int (d theta)/(1+tantheta)=`

A

`pi`

B

`(pi)/2`

C

`(pi)/3`

D

`(pi)/4`

Text Solution

Verified by Experts

The correct Answer is:
D
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