int (dx)/(e^x+e^(-x)) is equal to:...

`int (dx)/(e^x+e^(-x))` is equal to:

A

`(x-1)e^(x+1/x)+C`

B

`x e^(x+1/x)+C`

C

`(x+1)e^(x+1/x)+C`

D

`-x e^(x+1/x)+C`

Text Solution

Verified by Experts

The correct Answer is:

B

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