Intermediate Algebra (6th Edition)

by Martin-Gay, Elayn

Published by Pearson

ISBN 10: 0321785045

ISBN 13: 978-0-32178-504-6

Chapter 11 - Review - Page 667: 28

Answer

7.203 inches

Work Step by Step

First arc goes 30 inches Successive swings are 70 percent of the proceeding swing Find 5th swing length $a_5 = 30*.7^{5-1}$ $a_5=30*.7^4$ $a_5=30*.2401$ $a_5 = 7.203$

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