Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
Related questions
Question
Solve the differential equation y"- 9y=0 using the power series method.
Example solutions in the picture

Transcribed Image Text:Encc,
53
y'-y = 0
(C, + 2Cx + 3C,x + ..)- (C, + C,x + Cx? + ...) = 0
Collecting like powers of x:
(C)
- Co) + (2C, - C,)x + (3C, - C)x? + ... = 0
Then,
C, - C, 0
C, = Co
: 20- C, = 0
%3D
3C,- C, 0
C, =
3
2.
C, =
3.
C; =
Therefore,
y = C, + C, + C,x? + C,x' + ..
y = C, + Cyx + C,x? + C+
x2
y = Co(l + x +
2!
+ ...)
3!
y = Coe
PROBLEM: I
Solve the differential equation y" + y = 0 using the power series
method.
Tolu
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