Algebra and Trigonometry 10th Edition

by Larson, Ron

Published by Cengage Learning

ISBN 10: 9781337271172

ISBN 13: 978-1-33727-117-2

Chapter 11 - Review Exercises - Page 840: 5

Answer

$a_n=(-1)^n2$

Work Step by Step

As we can see the sequence consists of $2$s with alternating signs, starting with a minus, thus a general term is: $a_n=(-1)^n2$

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