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If sin(alpha+beta)=1,sin(alpha-beta)=(1...

If `sin(alpha+beta)=1,sin(alpha-beta)=(1)/(2)` , then `tan(alpha+2beta)tan(2alpha+beta),alpha,beta in(0,pi//2)` , is equal to

A

1

B

`-1`

C

0

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
A
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