The range of the function f(x)=(e^(x)-e^...

The range of the function `f(x)=(e^(x)-e^(|x|))/(e^(x)+e^(|x|))` is

A

`log_(e)((x-1)/(x+1))^(-2)`

B

`log_(e)((x-2)/(x-1))^(1//2)`

C

`log_(e)((x)/(2-x))^(1//2)`

D

`log_(e)((x-1)/(3-x))^(1//2)`

Verified by Experts

The correct Answer is:

D

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