The Fourier cosine series of the function f(x) = = is given by and where CO = Cn 1 {¹ f(x) ~co + Σ n=1 = 4 x if 0
The Fourier cosine series of the function f(x) = = is given by and where CO = Cn 1 {¹ f(x) ~co + Σ n=1 = 4 x if 0
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:The Fourier cosine series of the function
is given by
where
f(x)
and
=
Co =
Cn
1
f(x) ~ co + Σ
n=1
=
-
4 x
if 0<x<π/4
ㅠ
0 if π/4 < X < T
en cos (nx)
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