1. Let f(x) be a function of period 2n such that 1, -7

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.3: The Natural Exponential Function
Problem 54E
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1.
Let f(x) be a function of period 2n such that
1, -7 <x < 0
0 <x <7.
5(<) = { 0,
a) Sketch a graph of f(x) in the interval –27 < x < 2n
b) Show that the Fourier series for f(x) in the interval –n < x < a is
1 2
2
1
1
sin r + sin 3x + sin 5x +
c) By giving an appropriate value to r, show that
1
1
1-
+
3
1
4
7
Transcribed Image Text:1. Let f(x) be a function of period 2n such that 1, -7 <x < 0 0 <x <7. 5(<) = { 0, a) Sketch a graph of f(x) in the interval –27 < x < 2n b) Show that the Fourier series for f(x) in the interval –n < x < a is 1 2 2 1 1 sin r + sin 3x + sin 5x + c) By giving an appropriate value to r, show that 1 1 1- + 3 1 4 7
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