intdx/(1+e^x)...

`intdx/(1+e^x)`

A

`x-2log |e^x+1|+c`

B

`x+2log |e^x+1|+c`

C

`x-log |e^x+1|+c`

D

`x+log |e^x+1|+c`

Text Solution

Verified by Experts

The correct Answer is:

C

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