Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 7 - Functions and Graphs - 7.4 The Algebra of Functions - 7.4 Exercise Set: 11

Answer

$-7$

Work Step by Step

Evaluate each function for $x=-2$: $f(-2)=-2(-2)+3=4+3=7$ $g(-2)=(-2)^2-5=4-5=-1$ Thus, $f(-2) \cdot g(-2) = 7(-1)=-7$
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