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: 25x² - 81

Back

(5x + 9)(5x - 9)

Front

Factor the expression: 121x² - 49

Back

(11x + 7)(11x - 7)

Front

Factor the expression: x² - 25

Back

(x + 5)(x - 5)

Front

Is the expression 16x² + 25 factorable?

Back

No, it is prime.

Front

Factor the expression: x²y² - 9

Back

(xy + 3)(xy - 3)

Front

What is the formula for factoring the difference of squares?

Back

a² - b² = (a + b)(a - b)

Front

What type of expressions can be factored using the difference of squares method?

Back

Expressions that can be written in the form a² - b².

Front

Factor the expression: 36x² - 64

Back

(6x + 8)(6x - 8)

Front

Factor the expression: 49y² - 1

Back

(7y + 1)(7y - 1)