If cosx=(2cosy-1)/(2-cosy) , where x...

If `cosx=(2cosy-1)/(2-cosy)` , where ` x,y in(0,pi)` , then `"tan"(x)/(2)"cot"(y)/(2)` is equal to

A

`sqrt(2)`

B

`sqrt(3)`

C

`(1)/(sqrt(2))`

D

`(1)/(sqrt(3))`

Verified by Experts

The correct Answer is:

B

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