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If int(sinx)/(sin(x-alpha))dx=Ax+Blogsin...

If `int(sinx)/(sin(x-alpha))dx=Ax+Blogsin(x-alpha)+C`, then the value of A-B at `alpha=(pi)/(2)` is a)-1 b)1 c)2 d)0

A

`-1`

B

1

C

2

D

0

Text Solution

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The correct Answer is:
A
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