The answer to this question is converges but I do not understand how to use the comparison test. Sources say to use 1/(n^2+1)<1/n^2 but I have no idea how this relates to the problem and how that can allow us to deduce the answer.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.2: Arithmetic Sequences
Problem 52E
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The answer to this question is converges but I do not understand how to use the comparison test. Sources say to use 1/(n^2+1)<1/n^2 but I have no idea how this relates to the problem and how that can allow us to deduce the answer.

101. Σ
n=1
arctan n
1 +n2
Transcribed Image Text:101. Σ n=1 arctan n 1 +n2
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