m Use the equation i = )3 x" for |x|

Use the equation 4 xn for IXI < 1 to expand the function in a power series with center c = O (Use symbolic notation and fractions where needed.) 4 Determine the interval of convergence. (Use symbolic notation and fractions where needed. Give your answers as intervals in the form (*, *). Use the symbol oo for infinity, U for combining intervals, and an appropriate type of parenthesis (' , " or "l" depending on whether the interva open or closed.)