## Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson

# Chapter 5 - Polynomials and Factoring - 5.4 Factoring Perfect-Square Trinomials and Differences of Squares - 5.4 Exercise Set - Page 333: 51

#### Answer

a difference of squares

#### Work Step by Step

Both terms in the given expression, $x^2-100 ,$ are perfect squares and their coefficients have opposite signs. Hence, the given expression is $\text{ a difference of squares }.$

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