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

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

A

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

B

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

C

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

D

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

Text Solution

Verified by Experts

The correct Answer is:
A
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