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int (e^(2x) - 2e^(x))/(e^(2x)+1) dx =...

`int (e^(2x) - 2e^(x))/(e^(2x)+1) dx = `

A

`log (e^(2x)+1)-tan^(-1)e^(x)+c`

B

`1/2log (e^(2x)+1)-tan^(-1)e^(x)+c`

C

`1/2log (e^(2x)+1)-2tan^(-1)e^(x)`+c

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
C
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