# Chapter 5 - Polynomials and Factoring - 5.4 Factoring Perfect-Square Trinomials and Differences of Squares - 5.4 Exercise Set - Page 332: 9

difference of squares

#### Work Step by Step

The first and second terms of the given expression, $16t^2-25 ,$ are both perfect squares and are separated by a minus operator. Hence, it is a $\text{ difference of squares }.$

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