Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 2 - Section 2.2 - Graphs of Functions - Exercise Set: 20

Answer

$-4$

Work Step by Step

RECALL: $f(a)$ represents the value of the function $f$ when $x=a$. Thus, $f(2)$ means that we find the value of the function when $x=2$. Using the graph, we find that when $x=2$, $y=-4$.
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