Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 5 - Review: 90

Answer

$$A=(6y-2x)(6y+2x)$$

Work Step by Step

Larger rectangle $$A=9y*4y = 36y^2$$ Smaller rectangles $$A=4*x^2 = 4x^2$$ Shaded region $$A=36y^2-4x^2 = (6y-2x)(6y+2x)$$
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