12-9-24 Bell Work: Factor the difference of two squares

Front

What is the difference of two squares?

Back

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

Tags

CCSS.HSA.APR.C.4

Front

Factor the expression: 3x² - 75

Back

3(x + 5)(x - 5)

Tags

CCSS.HSA.APR.C.4

Front

Factor the expression: x² - 25

Back

(x + 5)(x - 5)

Tags

CCSS.HSA.APR.C.4

Front

Factor the expression: x² - 100

Back

(x - 10)(x + 10)

Tags

CCSS.HSA.APR.C.4

Front

Factor the expression: 5x² - 45

Back

5(x - 3)(x + 3)

Tags

CCSS.HSA.APR.C.4

Front

Can m² + 49 be factored using the difference of squares?

Back

No, it cannot be factored using the difference of squares.

Tags

CCSS.HSA.APR.C.4

Front

What is the first step in factoring a difference of two squares?

Back

Identify the two squares in the expression.

Tags

CCSS.HSA.APR.C.4

Front

What is the formula for factoring the difference of two squares?

Back

a² - b² = (a + b)(a - b)

Tags

CCSS.HSA.APR.C.4

Front

Factor the expression: 4x² - 36

Back

4(x + 3)(x - 3)

Tags

CCSS.HSA.APR.C.4

Front

Factor the expression: 9y² - 1

Back

(3y + 1)(3y - 1)

Tags

CCSS.HSA.APR.C.4