Problem 2: To each of the following series, apply the ratio test or root test to determine whether it convergence or diverges, or state that the test is inconclusive. (a) (-1)"–1n n=1 (b) Зп + 2 5n3 + 1 n=1 (c) (d) 2na n! n=1

Calculus: Early Transcendentals
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Chapter1: Functions And Models
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**Problem 2**: To each of the following series, apply the ratio test or root test to determine whether it converges or diverges, or state that the test is inconclusive.

(a) \[
\sum_{n=1}^{\infty} \frac{(-1)^{n-1} n}{5^n}
\]

(b) \[
\sum_{n=1}^{\infty} \frac{3n + 2}{5n^3 + 1}
\]

(c) \[
\sum_{n=1}^{\infty} \frac{2n}{n}
\]

(d) \[
\sum_{n=1}^{\infty} \frac{2n^2}{n!}
\]
Transcribed Image Text:**Problem 2**: To each of the following series, apply the ratio test or root test to determine whether it converges or diverges, or state that the test is inconclusive. (a) \[ \sum_{n=1}^{\infty} \frac{(-1)^{n-1} n}{5^n} \] (b) \[ \sum_{n=1}^{\infty} \frac{3n + 2}{5n^3 + 1} \] (c) \[ \sum_{n=1}^{\infty} \frac{2n}{n} \] (d) \[ \sum_{n=1}^{\infty} \frac{2n^2}{n!} \]
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As per the guidelines I am supposed to do first 3 questions of a multipart question. So I am solving here questions a, b, c. To get solution of question d please repost it seperately as another question. Hope it helps you. Thank you. 

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