Problem 4: [20 pts] (Finding and using Taylor series) A. [5 pts] Use the Taylor series centered at x = 0 for 1 1 - x to show that the Taylor series centered at x = 0 for 2x2 (1 -2)2 is 2(k + 1)x*+2. To earn full credit, you must work entirely in summation notation. K=0