Answer
$a_n=-8n+108$
Work Step by Step
The $nth$ term of an arithmetic sequence is given by:
$a_n=a_1+(n-1)d$
If $a_1=100,~~d=-8$:
$a_n=100+(n-1)(-8)=100-8n+8=-8n+108$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 11 - 11.2 - Arithmetic Sequences and Partial Sums - 11.2 Exercises - Page 786: 23
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
