Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 2 Linear Equations and Functions - 2.2 Find Slope and Rate of Change - 2.2 Exercises - Skill Practice - Page 86: 8



Work Step by Step

Using the equation for slope, we find: $$ m =\frac{y_2-y_1}{x_2-x_1} =\frac{5-(-5)}{-6-(-6)} = \frac{10}{0}$$ Since the denominator is 0, the slope is undefined. Thus, we see the line is vertical.
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