Factoring and Folding

Factor
r² -16r + 60

• (r - 15)(r + 4)

• (r - 6)(r + 10)

• (r - 6)(r - 10)

• (r +30)(r - 2)

Multiply & simplify:

(x+3)(x+7)

• x² + 10x + 21

• 2x + 10x + 21

• x² + 10x + 10

• x² + 4x + 21

Tags

CCSS.HSA.APR.A.1

Multiply & simplify:

(x-5)(x+4)

• x² - x - 20

• x² + x - 20

• x² - x -1

• x² -9x - 20

Tags

CCSS.HSA.APR.A.1

Multiply & simplify:

(x - 7)(x - 4)

• x² - 3x -28

• x² - 11x + 28

• x² - 11x - 28

• x² - 11x - 11

Tags

CCSS.HSA.APR.A.1

Multiply & simplify:

(x - 5)(x + 9)

• x² - 14x - 45

• x² - 4x - 45

• x² + 4x - 45

• x² + 4x + 45

Tags

CCSS.HSA.APR.A.1

Multiply & simplify:

(2x - 3)(4x + 1)

• 8x² - 10x + 3

• 8x² - 14x - 3

• 8x² +10x - 3

• 8x² -10x - 3

Tags

CCSS.HSA.APR.A.1

Multiply & simplify:

(7x - 1)(2x - 1)

• 14x² - 9x + 1

• 14x² + 9x + 1

• 14x² - 5x + 1

• 14x² + 5x - 1

Tags

CCSS.HSA.APR.A.1

Multiply & simplify:

(x - 8)(x + 8)

• x² + 64

• x² - 64

• x² - 8x + 64

• x² - 16x + 64

Tags

CCSS.HSA.APR.C.4

Factor
n²-13n+40

• (n-5)(n-8)

• (n+5)(n-8)

• (n-5)(n+8)

• (n+6)(n+1)

Find the factors of x²-81

• (x-9)(x+9)

• (x+9)(x+9)

• (x-9)(x-9)

• Can't be factored

Tags

CCSS.HSA.APR.C.4