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 - Review Exercises and Problems for Chapter One - Page 54: 19

Answer

Perpendicular

Work Step by Step

The slopes ($3 \ and \ -\frac{1}{3}$) are opposite reciprocals, so the two lines are perpendicular.
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