Differential Equations and Linear Algebra (4th Edition)

Published by Pearson
ISBN 10: 0-32196-467-5
ISBN 13: 978-0-32196-467-0

Chapter 11 - Series Solutions to Linear Differential Equations - 11.4 Series Solutions about a Regular Singular Point - Problems - Page 758: 7

Answer

See below

Work Step by Step

Given: $4x^2y''+xe^xy'-y=0$ We can notice that $p=\frac{e^x}{4}, q=-\frac{1}{4}$ and $p(0)=\frac{1}{4}, q(0)=-\frac{1}{4}$ Obtain: $r(r-1)+\frac{1}{4}r-\frac{1}{4}=0\\ 4(r^2-r)+r-1=0\\ 4r^2-3r-1=0\\ r=1, r=-\frac{1}{4}$
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