Use power series operations to find the Taylor series at x = 0 for the following function. 9x 2 2 - 9+ 9 cos x The Taylor series for cos x is a commonly known series. What is the Taylor series at x = 0 for cos x? E ( Type an exact answer.) n = 0 Use power series operations and the Taylor series at x = 0 for cos x to find the Taylor series at x = 0 for the given function. E (Type an exact answer.) n = 2