Factoring Challenge

Factor:
 4x²-16x-9

• (2x-9)(2x+1)

• (2x+9)(2x-1)

• (4x-1)(x+9)

• (x+1)(4x-9)

Factor:
 2x² - 7x + 6

• (x -1)(2x - 6)

• (x - 3) (2x - 2)

• (x - 2) (2x - 3)

• (x - 6) (2x - 1)

Fully Factor the Following
25x²-81

• (5x-9)²

• (5x+9)(5x-9)

• 25(x-9)²

• (9x+5)(9x-5)

Find the factors of
5x² + 20x + 20

• 5(x+2)(x+2)

• 5(x-2)(x-2)

• 5(x+2)(x-2)

• (5x+2)(x+2)

Solve for the values of x:
(x + 2)(x - 3) = 0

• { 2, 3 }

• { -2, -3 }

• { 2, 3 }

• { -2, 3 }

Choose the two numbers that work for both.

___ x ___ = -30

___ + ___ = -13

• -15

• -10

• 2

• 3

Choose the two numbers that work for both.

___ x ___ = -6

___ + ___ = 1

• 6, 3

• -6, -1

• 2, -3

• 3, -2

_____ * _____ = -24

_____ + _____ = 10

Type your two numbers separated by a comma (eg. 4, 5)

Answer explanation

12 * -2 = -24

12 + -2 = 10

Choose the two numbers that work for both.

___ x ___ = 16

___ + ___ = 6

• -2

• 2

• -8

• 8

Choose the two numbers that work for both.

___ x ___ = -18

___ + ___ = 3

• 6

• -9

• 2

• -3