Chapter 5 - Polynomials and Factoring - 5.4 Factoring Perfect-Square Trinomials and Differences of Squares - 5.4 Exercise Set - Page 333: 52

not a difference of squares

Work Step by Step

The terms in the given expression, $x^2+49 ,$ have the same sign. Hence, the given expression is $\text{ not a difference of squares }.$

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