Evaluate: int1/(xsqrt(x^2-1))dx...

Evaluate: `int1/(xsqrt(x^2-1))dx`

A

`cos^(-1)x+c`

B

`sec^(-1)x+c`

C

`cot^(-1)x+c`

D

`tan^(-1)x+c`

Text Solution

Verified by Experts

The correct Answer is:

B

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