4. Consider the following function: -I – 2, -2

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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I want answer for Q 4
4. Consider the following function:
-I – 2, –2 < x < -1
f(x) %3D 〈프,
|-1<r<1
2 r,
1< «< 2.
(i) Sketch the graph of f and find its Fourier series on [-2, 2].
(ii) Use the obtained series to deduce that:
and
(2k 1)2
(2k – 1)
96
A-1
A=1
Transcribed Image Text:4. Consider the following function: -I – 2, –2 < x < -1 f(x) %3D 〈프, |-1<r<1 2 r, 1< «< 2. (i) Sketch the graph of f and find its Fourier series on [-2, 2]. (ii) Use the obtained series to deduce that: and (2k 1)2 (2k – 1) 96 A-1 A=1
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