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If f(x)=log((1+x)/(1-x))andg(x)=(3x+x^(3...

If `f(x)=log((1+x)/(1-x))andg(x)=(3x+x^(3))/(1+3x^(2))`, then `f(g(x))` is equal to :

A

`f(3x)`

B

`[f(x)]^(3)`

C

`-f(x)`

D

`3f(x)`

Text Solution

Verified by Experts

The correct Answer is:
D
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