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 - Skill Refresher - Page 14: S10



Work Step by Step

Simplifying the expression using the rules of Algebra, we find: $$\frac{2\left(x+h\right)^2-2x^2}{h} \\ \frac{2h\left(2x+h\right)}{h} \\ 2\left(2x+h\right)$$
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