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if int 1/(1+sinx)dx = tan(x/2+a) + C the...

if `int 1/(1+sinx)dx = tan(x/2+a) + C` then

A

`a=-pi/4, C in R`

B

`a=pi/4, C in R`

C

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

D

`a=pi/3, C in R`

Text Solution

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The correct Answer is:
A
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