Precalculus (10th Edition)

Published by Pearson
ISBN 10: 0-32197-907-9
ISBN 13: 978-0-32197-907-0

Chapter 12 - Sequences; Induction; the Binomial Theorem - 12.1 Sequences - 12.1 Assess Your Understanding - Page 807: 38


$a_1=1$ $a_2=1$ $a_3=2$ $a_4=2$ $a_5=3$

Work Step by Step

If $a_n=n-a_{n-1}$ and $a_1=1$, then $a_2=2-a_1=2-1=1$ $a_3=3-a_2=3-1=2$ $a_4=4-a_3=4-2=2$ $a_5=5-a_4=5-2=3$
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