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If int(0)^(pi) x f (sin x) dx = A int (0...

If `int_(0)^(pi) x f (sin x) dx = A int _(0)^(pi//2) f(sin x) dx ,` then A is equal to

A

0

B

`pi`

C

`pi//A`

D

`2pi`

Text Solution

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The correct Answer is:
B
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