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

Published by Wiley

# Chapter 11 - Polynomial and Rational Functions - 11.3 The Short-Run Behavior of Plynomials - Exercises and Problems for Section 11.3 - Exercises and Problems - Page 455: 1

#### Answer

$$x=-3,\:x=2,\:x=-7$$

#### Work Step by Step

Factoring the equation (as necessary) and setting the factors equal to zero, we find: $$0=7\left(x+3\right)\left(x-2\right)\left(x+7\right) \\ x=-3,\:x=2,\:x=-7$$

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