int x(ln(x+sqrt(1+x^2))/sqrt(1+x^2)dx...

`int x(ln(x+sqrt(1+x^2))/sqrt(1+x^2)dx`

A

`[log (x+sqrt(1+x^2))]^2`

B

`frac {1}{4}[log (x+sqrt(1+x^2))]`

C

`frac {1}{2}[log (x+sqrt(1+x^2))]^2`

D

None of these

Verified by Experts

The correct Answer is:

C

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