Find a power serles for the tunction, centened atc Deternnine the interval of convergence. (Enter your answer using Interval motation.) ac the power ai to determine power series, centered at 0-forthe nition. deniy the interval of convergence. (Enter your answer using interval notation. Uce the definition of Taylor series to find the Taylor series (centered at c) for the furnction. Find the Maclaurin series for the tunction.(Use the thic ot ooers for clementary functions.) x)cos2x