Question7. [-/2 Points] DETAILS MY NOTES SCALCET9 11.9.02
A graphing calculator is recommended. Find a power series representation for $f$. (Give your power series repre $$\begin{array}{r} f(x)=\ln \left(\frac{1+x}{1-x}\right) \\ f(x)=\sum_{n=0}^{\infty}(\square) \end{array}$$
Graph $f$ and several partial sums $s_{n}(x)$ on the same screen.