Finite Math and Applied Calculus (6th Edition)

Published by Brooks Cole
ISBN 10: 1133607705
ISBN 13: 978-1-13360-770-0

Chapter 1 - Section 1.1 - Functions from the Numerical, Algebraic, and Graphical Viewpoints - Exercises: 3a

Answer

$-1.5$

Work Step by Step

From the given table we see that the value of $f(2)$ is $0.5$. (Look at the column where x is 2). Also, $f(-2)=2$ $f(2)-f(-2)=0.5-2=-1.5$
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