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int (0) ^(1) x tan ^(-1) x dx =...

`int _(0) ^(1) x tan ^(-1) x dx =`

A

`(pi)/(4) +(1)/(2)`

B

`(pi)/(4)-(1)/(2)`

C

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

D

`-(pi)/(4)-(1)/(2)`

Text Solution

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The correct Answer is:
B
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