Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 7 - Exponents and Exponential Functions - 7-8 Geometric Sequences - Practice and Problem-Solving Exercises - Page 471: 45

Answer

The sequence is arithmetic.

Work Step by Step

You have the sequence 42,28,34,30. You have to determine if it is an arithmetic or geometric sequence: Arithmetic you have to find the common difference: 38-42=-4 30-34=-4 There is a common difference(-4) so this is arithmetic.
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