# Math Help - Power series representation for the function

1. ## Power series representation for the function

Find a power series representation for the function and determine the interval of convergence

2. Originally Posted by racewithferrari
Find a power series representation for the function and determine the interval of convergence
Let $z=x^4$ then we have $\frac{3}{1-z}$. Look familiar?

3. Originally Posted by Drexel28
Let $z=x^4$ then we have $\frac{3}{1-z}$. Look familiar?
Sorry didnt understand what you said.

what will the answer in terms of the $sum sign$