Factor Difference of Squares

Front

What is the difference of squares?

Back

The difference of squares is a mathematical expression of the form a² - b², which can be factored into (a - b)(a + b).

Front

Factor the expression: x² - 36

Back

(x - 6)(x + 6)

Front

Factor the expression: x² - 49

Back

(x - 7)(x + 7)

Front

What is the formula for factoring the difference of squares?

Back

a² - b² = (a - b)(a + b)

Front

Factor the expression: x⁴ - 16

Back

(x² - 4)(x² + 4)

Front

Factor the expression: x² - 25

Back

(x - 5)(x + 5)

Front

Factor the expression: 4x² - 1

Back

(2x - 1)(2x + 1)

Front

What is a perfect square trinomial?

Back

A perfect square trinomial is an expression of the form a² ± 2ab + b², which factors to (a ± b)².

Front

Factor the expression: 9x² - 1

Back

(3x - 1)(3x + 1)

Front

Factor the expression: 121r² - 64t²

Back

(11r - 8t)(11r + 8t)