Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 4 - Polynomials - 4.4 Addition and Subtraction of Polynomials - 4.4 Exercise Set - Page 261: 69


$$ A=x^2-12$$

Work Step by Step

We know the following equation for the area of the shaded region: $$ A_{shaded}=\text{Overall Area} - \text{ Non-Shaded Area}$$ Using this, we find: $$ A=x^2-(2)(6) \\ A=x^2-12$$
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