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If tan^(-1)((1-x)/(1+x))=1/2tan^(-1)x,xg...

If `tan^(-1)((1-x)/(1+x))=1/2tan^(-1)x,xgt0` find x

A

`(1)/(2)`

B

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

C

`sqrt(3)`

D

`2 .`

Text Solution

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The correct Answer is:
B
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