Algebra 2 Common Core

Published by Prentice Hall
ISBN 10: 0133186024
ISBN 13: 978-0-13318-602-4

Chapter 2 - Functions, Equations, and Graphs - 2-1 Relations and Functions - Practice and Problem-Solving Exercises: 24

Answer

Input: 9 Output: $-2\frac{1}{2}$

Work Step by Step

We substitute x=9 into the function. $\frac{2}{9}(9)-\frac{9}{2}=2-\frac{9}{2}=2-4\frac{1}{2}=-2\frac{1}{2}$
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