6. (a) Calculate the Fourier Series of f(x) = |x], −1 < x < T. (b) Draw the 2-periodic function which the series converges to, over the interval -3π < x < 3π. (c) Does the series converge absolutely or conditionally? Does it converge uniformly? Why or why not? (d) Use your result to calculate k=1 1 (2k-1)² and k=1 1 (2k-1)4*

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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6. (a) Calculate the Fourier Series of f(x) = |x|, -^ < x < ^.
(b) Draw the 27-periodic function which the series converges to, over the interval
-3π < x < 3π.
(c) Does the series converge absolutely or conditionally? Does it converge uniformly?
Why or why not?
(d) Use your result to calculate
k=1
1
(2k-1)²
and
k=1
1
(2k-1)4*
Transcribed Image Text:6. (a) Calculate the Fourier Series of f(x) = |x|, -^ < x < ^. (b) Draw the 27-periodic function which the series converges to, over the interval -3π < x < 3π. (c) Does the series converge absolutely or conditionally? Does it converge uniformly? Why or why not? (d) Use your result to calculate k=1 1 (2k-1)² and k=1 1 (2k-1)4*
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