Functions Modeling Change: A Preparation for Calculus, 5th Edition

Published by Wiley
ISBN 10: 1118583191
ISBN 13: 978-1-11858-319-7

Chapter 1 - Linear Functions and Change - 1.1 Functions and Function Notation - Exercises and Problems for Section 1.1 - Exercises and Problems - Page 7: 13


f(x)=0 x= 0, 4, or 8

Work Step by Step

We know f(x)= y, so when f(x)=0, y=0. Thus, it is a matter of finding x coordinates of points where y=0. We get x= 0, 4, or 8 because those are all of the x coordinates along the graph of f where y=0.
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