Answer
See below.
Work Step by Step
According to the exercise:
$a_1=4$
$a_2=5a_1=5(4)=20$
$a_3=5a_2=5(20)=100$
$a_4=5a_3=5(100)=500$
$a_5=5a_4=5(500)=2500$
$a_6=5a_5=5(2500)=12500$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 12 Sequences and Series - Chapter Test - Page 843: 7
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