# Math Help - Periodicity of a function

1. ## Periodicity of a function

Hello. I need some help on solving the following problem

Review the periodicity of the following function:

$f(x)=x+\frac{2x}{x^2-1}$

2. Originally Posted by javax
Hello. I need some help on solving the following problem

Review the periodicity of the following function:

$f(x)=x+\frac{2x}{x^2-1}$