Let $$ f(x)=\left\{\begin{array}{11} \frac{\cos (x)-1}{x} & x eq 0 0 & x=0 \end{array} ight. $$ Find the power series representation of $f(x)$ and write down the first four non- zero terms of $\int f(x) d x$. CS.JG.099 Let $$ f(x)=\left\{\begin{array}{11} \frac{\cos (x)-1}{x} & x eq 0 0 & x=0 \end{array} ight. $$ Find the power series representation of $f(x)$ and write down the first four non- zero terms of $\int f(x) d x$. CS.JG.099