Intermediate Algebra (12th Edition)

Published by Pearson
ISBN 10: 0321969359
ISBN 13: 978-0-32196-935-4

Chapter R - Section R.3 - Exponents, Roots, and Order of Operations - R.3 Exercises: 11

Answer

64, -64, 64, -64

Work Step by Step

a) $8^{2}=8\times8=64$ b) $-8^{2}=-(8\times8)=-(64)=-64$ c) $(-8)^{2}=-8\times-8=64$ d) $-(-8)^{2}=-(-8\times-8)=-(64)=-64$
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