Answer
$a_1=28$
$a_2=24$
$a_3=20$
$a_4=16$
$a_5=12$
Work Step by Step
$a_1=28$
$a_{k+1}=a_k-4$
$a_2=a_1-4=28-4=24$
$a_3=a_2-4=24-4=20$
$a_4=a_3-4=20-4=16$
$a_5=a_4-4=16-4=12$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 11 - 11.1 - Sequences and Series - 11.1 Exercises - Page 778: 51
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