Use the Ratio Test to determine whether the series is convergent or divergent. (-9)" n2 n = 1 Identify a, Evaluate the following limit. an + 1 lim a en + 1|a Select Since lim

Use an appropriate test method to determine whether each of the following series is convergent or divergent. Name the test method that you use, and state the condition(s) when the test method applies. 2n (a) Σn-1 5-3 (b) Eno(-1)"√√√ BIU A 川く描く E Paragraph B 58 00 +v 3 11.

use the Direct Comparison Test to determine whether the infinite series is convergent.