Answer
$\text{a geometric sequence}$
Work Step by Step
The given sequence $
5, 10,20,40,80,...
$ has a common ratio of $2$. Hence, the sequence is $
\text{a geometric sequence}
.$
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 11 - Section 11.4 - Partial Sums of Arithmetic and Geometric Sequences - Vocabulary, Readiness & Video Check - Page 658: 2
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