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If sin^(-1)(1-x)-2sin^(-1)x=pi/2, then x...

If `sin^(-1)(1-x)-2sin^(-1)x=pi/2`, then x is ____

A

`-1/2`

B

0

C

`1/3`

D

`1/2`

Text Solution

Verified by Experts

The correct Answer is:
B
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