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If tan^(-1)(x+1)+tan^(-1)(x-1)="tan"^(-1...

If `tan^(-1)(x+1)+tan^(-1)(x-1)="tan"^(-1)8/31` then x=

A

1

B

`1//2`

C

`-1//22`

D

`1//4`

Text Solution

Verified by Experts

The correct Answer is:
D
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AAKASH SERIES-INVERSE TRIGONOMETRIC FUNCTIONS-EXERCISE-II
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