8. Determine if the following series converge or diverge by using the appropriate test. (a) n + 2 ( b ) 2 n=1 n2 - 8 n=2 n- 1 (x - 2) " Find the radius and the interval of convergence for the following series: M8 n=1 n nd the Taylor polynomial of degree 3 for the function f(x) = sin(5x) centered at a =- 30