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If int (1)/(1+sin x) dx =tan ((x)/(2) +a...

If `int (1)/(1+sin x) dx =tan ((x)/(2) +a) +b` then

A

`a= -(pi)/(4), b in R`

B

`a=(pi)/(4), b in R`

C

`a=(5pi)/(4), b in R`

D

None of these

Text Solution

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The correct Answer is:
A
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