Let f(x) = x – n, -2n < x < 2n; f(x) = f(x + 4n). a) Sketch f(x) for -2n < x < 67. b) Find the Fourier coefficients and hence write f (x) as a Fourier Series expansion.
Let f(x) = x – n, -2n < x < 2n; f(x) = f(x + 4n). a) Sketch f(x) for -2n < x < 67. b) Find the Fourier coefficients and hence write f (x) as a Fourier Series expansion.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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
Transcribed Image Text:Let f(x) = x – n, -2n < x < 2n; f(x) = f(x + 4n).
a) Sketch f(x) for -2n < x < 6t.
b) Find the Fourier coefficients and hence write f (x) as a Fourier Series expansion.
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