6. Let f(x)=L - 2x, 0 < x < L. (a) Find the cos series for f(x) with period 2L. (b) Sketch the graph of the function to which the series converges over 3 periods.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.3: Geometric Sequences
Problem 49E
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6. Let f(x) = L − 2x, 0 < x < L.
(a) Find the cos series for f(x) with period 2L.
(b) Sketch the graph of the function to which the series converges over
3 periods.
Transcribed Image Text:6. Let f(x) = L − 2x, 0 < x < L. (a) Find the cos series for f(x) with period 2L. (b) Sketch the graph of the function to which the series converges over 3 periods.
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