Finite Math and Applied Calculus (6th Edition)

Published by Brooks Cole
ISBN 10: 1133607705
ISBN 13: 978-1-13360-770-0

Chapter 1 - Section 1.3 - Linear Functions and Models - Exercises - Page 90: 56

Answer

$\frac{b}{a}$

Work Step by Step

m is the slope of the line. $m=\frac{\triangle y}{\triangle x}=\frac{y_2-y_1}{x_2-x_1}=\frac{-b-b}{-a-a}=\frac{-2b}{-2a}=\frac{b}{a}$
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