Calculus 8th Edition

Published by Cengage
ISBN 10: 1285740629
ISBN 13: 978-1-28574-062-1

Chapter 11 - Infinite Sequences and Series - 11.10 Taylor and Maclaurin Series - 11.10 Exercises - Page 812: 77

Answer

$\frac{\sqrt 2}{2}$

Work Step by Step

Given: $\Sigma_{n=0}^{\infty}(-1)^{n}\dfrac{\pi^{2n+1}}{4^{2n+1}(2n+1)!}$ $\Sigma_{n=0}^{\infty}(-1)^{n}\dfrac{\pi^{2n+1}}{4^{2n+1}(2n+1)!}=sin(\frac{\pi}{4})$ $=\frac{\sqrt 2}{2}$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.