Big Ideas Math - Algebra 1, A Common Core Curriculum

Published by Big Ideas Learning LLC
ISBN 10: 978-1-60840-838-2
ISBN 13: 978-1-60840-838-2

Chapter 6 - Exponential Functions and Sequences - 6.6 - Geometric Sequences - Monitoring Progress - Page 332: 1

Answer

The sequence is an arithmetic sequence.

Work Step by Step

The given sequence is $5,1,-3,-7,...$ Calculate the difference between consecutive terms. $1-5=-4$ $-3-1=-4$ $-7-(-3)=-7+3=-4$ Consecutive terms have a common difference of $-4$. So, the sequence is an arithmetic sequence.
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