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 - 1.2 Rate of Change - Exercises and Problems for Section 1.2 - Exercises and Problems - Page 15: 14

Answer

(a) Negative (b) Positive

Work Step by Step

(a) The average rate of change is negative as the function ends up at a lower point than it starts at. (b) The average rate of change is positive as the function ends up at a higher point than it starts at.
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