Answer
Makes sense.
Work Step by Step
There is a negative term in the parenthesis, thus the odd powers will have a negative sign, while even powers will have positive signs. Thus the statement makes sense.
College Algebra (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-32178-228-3
ISBN 13:
978-0-32178-228-1
Chapter 8 - Sequences, Induction, and Probability - Exercise Set 8.5 - Page 759: 74
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