College Algebra (11th Edition)

by Lial, Margaret L.; Hornsby John; Schneider, David I.; Daniels, Callie

Published by Pearson

ISBN 10: 0321671791

ISBN 13: 978-0-32167-179-0

Chapter R - Review Exercises - Page 76: 118

Answer

$-9$

Work Step by Step

Using the properties of exponents, the correct right side of the given incorrect equation, $ -3^2=9 ,$ is \begin{array}{l}\require{cancel} -(3)^2 \\\\= -(9) \\\\= -9 .\end{array}

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