Consider the function 0 if -3≤ x < -1, 1 if -1

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Problem 1:
1.
Consider the function
0 if
1 if
0 if
-3≤ x < -1,
−1≤ x < 1,
1 ≤ x < 3;
a) Sketch the graph of f on the interval [-7,7].
f(x)
=
f(x + 6) = f(x).
b) Find the Fourier series for f. Explain why the series converges to 0.5 when x = 7.
Transcribed Image Text:Problem 1: 1. Consider the function 0 if 1 if 0 if -3≤ x < -1, −1≤ x < 1, 1 ≤ x < 3; a) Sketch the graph of f on the interval [-7,7]. f(x) = f(x + 6) = f(x). b) Find the Fourier series for f. Explain why the series converges to 0.5 when x = 7.
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