Calculus: Early Transcendentals 8th Edition

Published by Cengage Learning
ISBN 10: 1285741552
ISBN 13: 978-1-28574-155-0

APPENDIX B - Coordinate Geometry and Lines - B Exercises - Page A 15: 8


$-\frac{9}{5} $

Work Step by Step

Find the slope ($m$) of the line through $P$ and $Q$. $P(-1,6)$ $Q(4,-3)$ $m = \frac{y_2 -y_1}{x_2 - x_1}$ $m = \frac{-3-6}{4-(-1)} = -\frac{9}{5} $
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