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a) Let f(x) = 1-1,1] (x). (i) Show that f(x) = sinx. (ii) Using the Parseval's theorem, deduce the value of L (² 88 sin x T 2 dr.

a) Let f(x) = 1-1,1] (x). (i) Show that f(x) = sinx. (ii) Using the Parseval's theorem, deduce the value of L (² 88 sin x T 2 dr.

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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a) Let f(x) = 71[-1,1] (x). (i) Show that f(x) = sinx. (ii) Using the Parseval's theorem, deduce the value of Your answer L. ( 88 sin x T 2 dr.
Transcribed Image Text:a) Let f(x) = 71[-1,1] (x). (i) Show that f(x) = sinx. (ii) Using the Parseval's theorem, deduce the value of Your answer L. ( 88 sin x T 2 dr.
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