Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 11 - Additional Topics - 11.7 - Relations and Functions - Concept Quiz 11.7 - Page 508: 8



Work Step by Step

Substituting $x=2$ in $f(x)=-x^{2}-1$ and then simplifying, we obtain: $f(x)=-x^{2}-1$ $f(2)=-(2)^{2}-1$ $f(2)=-4-1$ $f(2)=-5$ Therefore, the statement is true.
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