Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 7 - Algebra: Graphs, Functions, and Linear Systems - 7.1 Graphing and Functions - Exercise Set 7.1 - Page 418: 9


Refer to the image below for the plot.

Work Step by Step

RECALL: The point $(x, y)$ has: x = directed distance of the point from the y-axis (positive when to the right of the y-axis, negative when to the left) y = directed distance of the point from the x-axis (positive when above the x-axis, negative when below) Thus, the given point is: 4 units to the left of the y-axis 0 units from the x-axis (which means the point is on the x-axis)
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