Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 3 - Section 3.4 - The Slope of a Line - Exercise Set: 22



Work Step by Step

We are given that m is undefined, which means that the slope of the line is undefined (as shown on the box on pg. 158). For a line with an undefined slope, all points on the line have the same x-coordinate for all values of y. Therefore, the line is vertical.
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