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 796: 78


The series has no sum because $|r|=\frac{6}{5}\gt1$

Work Step by Step

$a_1=-\frac{125}{36}$ $r=\frac{a_2}{a_1}=\frac{\frac{25}{6}}{-\frac{125}{36}}=-\frac{6}{5}$ $|r|=\frac{6}{5}\gt1$
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