Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 8 - Polynomials and Factoring - 8-8 Factoring by Grouping - Lesson Check - Page 519: 7

Answer

The difference of squares

Work Step by Step

We see that the first and last terms are squares and their difference is being found, thus it is the difference of squares formula. The difference of squares formula is given as: $(a-b) (a+b) = a^{2} - b^{2}$
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