Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 3 - Section 3.3 - Slope - Exercise Set - Page 242: 34



Work Step by Step

m=$\frac{y_2-y_1}{x_2-x_1}$ m=$\frac{-11-(-5)}{-1-0}$ m=$\frac{-6}{-1}$ m=6 m=$\frac{y_2-y_1}{x_2-x_1}$ m=$\frac{-8-(-6)}{0-12}$ m=$\frac{-2}{-12}$ m=$\frac{1}{6}$ 6$\ne$$\frac{1}{6}$ 6$\times$$\frac{1}{6}$$\ne$-1 Therefore these lines are neither parallel nor perpendicular.
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