Determine the Fourier series for the function defined by: -1, -n < x < -· 2 π f(x) = { 1, < x <• -1,

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Determine the Fourier series for the function defined by:
-1, -n < x < -·
2
π
f(x) = { 1,
< x <•
-1,
<x < n
which is periodic outside of this range of period 2n.
Ans. f(x) =(cosx -cos 3x +cos 5x -cos 7x + -..)
COS X
COS
Transcribed Image Text:Determine the Fourier series for the function defined by: -1, -n < x < -· 2 π f(x) = { 1, < x <• -1, <x < n which is periodic outside of this range of period 2n. Ans. f(x) =(cosx -cos 3x +cos 5x -cos 7x + -..) COS X COS
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