Let f(x) be a function of period 2n such that f(x) = x in the range - T

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.5: Graphs Of Functions
Problem 59E
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Let f(x) be a function of period 27 such that
f(x) = x in the range - 7< x < T.
a) Sketch a graph of f(x) in the interval -37 <a < 3n
b) Show that the Fourier series for f(a) in the interval -A <a <T is
1
sin 2r + sin 3r
1
2 sin r
|
c) By giving an appropriate value to r, show that
1
1
-
4
3
7
Transcribed Image Text:Let f(x) be a function of period 27 such that f(x) = x in the range - 7< x < T. a) Sketch a graph of f(x) in the interval -37 <a < 3n b) Show that the Fourier series for f(a) in the interval -A <a <T is 1 sin 2r + sin 3r 1 2 sin r | c) By giving an appropriate value to r, show that 1 1 - 4 3 7
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