Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter 10 - Review Exercises - Page 1124: 8



Work Step by Step

In order to calculate the first $4$ terms of the sequence we will have to plug $ n=1,2,3,4$ into the given equation. So, we get $ a_1=-1,a_2=5, a_3=15; a_4=29; a_5=47$ Thus, we have the sum $=-1+5+15+29+47=95$
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