College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter R - Section R.8 - nth Roots; Rational Exponents - R.8 Assess Your Understanding - Page 78: 1


$(-3)^{2}$=9 ; $-3^{2}$=-9

Work Step by Step

$(-3)^{2}$=$(-3)\times(-3)$=9 ; $-3^{2}$=$-(3\times3)$=-9
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