Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 11 - Review Exercises - Page 869: 13



Work Step by Step

Sum if an arithmetic series can be calculated as: $a_n=a_1+(n-1)d$ Here, $n=12,a_1=-8, d=-2$ Now, $a_{12}=-8+(12-1)(-2)=-30$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After 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.