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The value of int(0)^((pi)/(2)) (dx)/( 1+...

The value of `int_(0)^((pi)/(2)) (dx)/( 1+ tan x) ` is

A

`pi`

B

`(pi)/( 2)`

C

`(pi)/(4)`

D

0

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The correct Answer is:
D
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Knowledge Check

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    B
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    A
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    B
    `pi`
    C
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    D
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