(a) Use the Direct Comparison Test to show that the rst series converges by comparing it to the second series. w m 1 E E 7 n=2 \"=2 n n n3+5 (b) Use the Limit Comparison Test to show that that the rst series converges by comparing it to the second series. i\" i% 3 n=2n _5 n=2n 5. Which of the following inequalities can be used to show that En=In/(n' + 1) converges? n n (a) (b) n3 + 1 n3 + 1 n' + 1 n n (c) n3 + 1 n 239. iM tan n