Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 1 - Sections 1.2-1.3 - Integrated Review - Algebraic Expressions and Operations on Whole Numbers: 10



Work Step by Step

$-5^{2}-(-5)^{2}=-(5\times5)-(-5\times-5)=-(25)-(25)=-(25+25)=-50$ For the term $-5^{2}$, order of operations tells us that we must evaluate the exponent before considering the negative sign.
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