Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 11 - 11.3 - Geometric Sequences and Series - 11.3 Exercises - Page 795: 2

Answer

$a_n=a_1r^{n-1}$

Work Step by Step

$a_2=a_1r=a_1r^{2-1}$ $a_3=a_2r=a_1r^{3-1}$ $a_4=a_3r=a_1r^{4-1}$ ... $a_n=a_{n-1}r=a_1r^{n-1}$
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.