cos2 Converges because Cos for r > 1, and J converges

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter5: Rings, Integral Domains, And Fields
Section5.2: Integral Domains And Fields
Problem 17E: If e is the unity in an integral domain D, prove that (e)a=a for all aD. [Type here][Type here]
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Without computing the integral itself, will the integral COS
22
cos
da converge or diverge? Select the
correct choice.
O None of these.
cas?
> for e 2 1, and
o dr
Diverges because
diverges
cos
diverges because
2
<
de
for a >1. and diverges
cos
converges because
2- for æ 2 1, and
dr
converges
cos
Converges because
for r 1, and
∞ dr
converges
Transcribed Image Text:Without computing the integral itself, will the integral COS 22 cos da converge or diverge? Select the correct choice. O None of these. cas? > for e 2 1, and o dr Diverges because diverges cos diverges because 2 < de for a >1. and diverges cos converges because 2- for æ 2 1, and dr converges cos Converges because for r 1, and ∞ dr converges
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