Answer
-2
Work Step by Step
For the numerator (top half of fraction): -3 minus -9 gives 6
Then, for the denominator (bottom half): -1 minus 2 equals -3.
Then, we get the fraction 6/-3, and that simplifies to -2.
Functions Modeling Change: A Preparation for Calculus, 5th Edition
by Connally, Eric; Hughes-Hallett, Deborah; Gleason, Andrew M.; Cheifetz, Phil C.
Published by
Wiley
ISBN 10:
1118583191
ISBN 13:
978-1-11858-319-7
Chapter 1 - Linear Functions and Change - 1.2 Rate of Change - Exercises and Problems for Section 1.2 - Skill Refresher - Page 14: S2
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