Intermediate Algebra: Connecting Concepts through Application

Published by Brooks Cole
ISBN 10: 0-53449-636-9
ISBN 13: 978-0-53449-636-4

Chapter 1 - Linear Functions - 1.5 Finding Equations of Lines - 1.5 Exercises - Page 77: 71

Answer

-$\frac{3}{2}$

Work Step by Step

The statement is wrong because although the student found the correct reciprocal, they forgot to make it negative. This is because the slopes of perpendicular lines must have opposite signs. The correct answer would then be -$\frac{3}{2}$.
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