x x* 2!' 4! four terms of expansion for xcos (3x) + 2x +1. (a) Show that 1- is the power series expansion for cos x. Hence, find the first +2r (b) Use the Divergence Test to determine whether the series converges or 4r-3r diverges.
x x* 2!' 4! four terms of expansion for xcos (3x) + 2x +1. (a) Show that 1- is the power series expansion for cos x. Hence, find the first +2r (b) Use the Divergence Test to determine whether the series converges or 4r-3r diverges.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.3: Geometric Sequences
Problem 44E
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