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int(0)^(pi//4) x sec^(2)xdx=...

`int_(0)^(pi//4) x sec^(2)xdx`=

A

`(pi)/(4)+logsqrt(2)`

B

`(pi)/(4)-logsqrt(2)`

C

`1+logsqrt(2)`

D

`1-(1)/(2)log2`

Text Solution

Verified by Experts

The correct Answer is:
B
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