Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 7 - Exponents and Exponential Functions - 7-1 Zero and Negative Exponents - Practice and Problem-Solving Exercises - Page 418: 49



Work Step by Step

$(-2)^3$ means we are repeating the multiplication of $-2$ 3 times. $(-2)(-2)(-2)=4(-2)=-8$ Since $-8$ is a negative number, the value of this expression is negative.
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