University Calculus: Early Transcendentals (3rd Edition)

Published by Pearson
ISBN 10: 0321999584
ISBN 13: 978-0-32199-958-0

Chapter 9 - Section 9.8 - Taylor and Maclaurin Series - Exercises - Page 536: 12

Answer

$xe^{x}=\Sigma_{n=0}^\infty\dfrac{x^{n+1}}{n!}$

Work Step by Step

Since, we know that the Maclaurin Series for $e^x$ is defined as: $e^x=\Sigma_{n=0}^\infty \dfrac{x^n}{n!}$ Now, $xe^x=\Sigma_{n=0}^\infty \dfrac{(x)(x)^n}{n!}$ or, $xe^{x}=\Sigma_{n=0}^\infty\dfrac{x^{n+1}}{n!}$
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