Algebra and Trigonometry 10th Edition

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: 54


$a_1=14$ $a_2=-28$ $a_3=56$ $a_4=-112$ $a_5=224$

Work Step by Step

$a_1=14$ $a_{k+1}=(-2)a_k$ $a_2=(-2)a_1=(-2)14=-28$ $a_3=(-2)a_2=(-2)(-28)=56$ $a_4=(-2)a_3=(-2)56=-112$ $a_5=(-2)a_4=(-2)(-112)=224$
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.