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If sec^(-1)(1/(sqrt(1-x^(2))))+cot^(-1)(...

If `sec^(-1)(1/(sqrt(1-x^(2))))+cot^(-1)((sqrt(1-x^(2)))/x)=sin^(-1)(k)`
then k=

A

`xsqrt(1-x^(2))`

B

`2xsqrt(1-x^(2))`

C

`sqrt(1-x^(2))`

D

`2x`

Text Solution

Verified by Experts

The correct Answer is:
B
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