College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter R - Section R.5 - Polynomials - R.4 Assess Your Understanding: 81

Answer

$9x^2-y^2$

Work Step by Step

$(3x+y)(3x-y)$ This can be written as the difference of two squares: $9x^2-y^2$
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