Functions Modeling Change: A Preparation for Calculus, 5th Edition

Published by Wiley
ISBN 10: 1118583191
ISBN 13: 978-1-11858-319-7

Chapter 3 - Quadratic Functions - Exercises for Skills for Completing the Square - Page 138: 3



Work Step by Step

Completing the square, we obtain: $$ 2\left(r^2+10r+5^2-5^2\right) \\ 2\left(\left(r+5\right)^2-5^2\right) \\ 2\left(r+5\right)^2-50$$
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