Algebra: A Combined Approach (4th Edition)

by Martin-Gay, Elayn

Published by Pearson

ISBN 10: 0321726391

ISBN 13: 978-0-32172-639-1

Chapter 6 - Section 6.5 - Factoring by Special Products - Practice - Page 443: 5

Answer

$(x-7)^2$

Work Step by Step

$x^2-49$ $x^2-49=x*x-7*7$ $x^2-49=(x-7)(x-7)$ $x^2-49=(x-7)^2$

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