College Algebra (10th Edition)

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

Chapter R - Section R.4 - Polynomials - R.4 Assess Your Understanding: 67

Answer

$x^2-49$

Work Step by Step

$(x-7)(x+7)$ This can be expressed as a difference of two squares, so the answer is: $x^2-49$
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