Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 12 Sequences and Series - 12.5 Use Recursive Rules with Sequences and Functions - 12.5 Exercises - Skill Practice - Page 831: 23

Answer

See below.

Work Step by Step

The recursive rule is incorrect. It is $a_n=a_{n-2}-a_{n-1}$ with $a_1=5,a_2=2$.
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