Factoring Review

Factor: x² - 49

• (x-7)(x-7)

• (x+7)(x+7)

• (x-7)(x+7)

• can't be factored

Factor out GCF: 15x⁴ + 20x³y

• 5x³(3x + 4y)

• (3x + 4y)

• x³(15x + 20y)

• 5(3x + 4y)

Factor Completely:

Hint:You must first take out GCF then factor further.

3x³ - 3x

• 3x(x² - 1)

• 3x(x + 1) (x + 1)

• 3x(x - 1) (x - 1)

• 3x(x + 1) (x - 1)

Factor Completely:

Hint:You must first take out GCF then factor further.

15x² - 12x - 3

• 3(x + 1)(5x + 1)

• 3(x - 1)(5x + 1)

• 3(x + 1)(5x - 1)

• 3(x - 1)(5x - 1)

Factor Completely:

x² - 7x + 10

• (x - 5)(x + 2)

• (x + 5)(x - 2)

• (x + 5)(x + 2)

• (x - 5)(x - 2)

Factor Completely:

3x² - 2x - 1

• (3x + 1)(x + 1)

• (3x - 1)(x - 1)

• (3x + 1)(x - 1)

• (3x - 1)(x + 1)

Factor Completely:

2x² + 3x - 9

• (2x - 3)(x + 3)

• (2x - 3)(x - 3)

• (2x + 3)(x + 3)

• (2x + 3)(x - 3)

Factor Completely:

10x² - 11x - 6

• (5x - 2)(2x +3)

• (5x + 2)(2x - 3)

• (5x + 2)(2x + 3)

• (5x - 2)(2x - 3)

Factor Completely:

5x² - 17x - 12

• (5x - 3)(x - 4)

• (5x + 3)(x + 4)

• (5x - 3)(x + 4)

• (5x + 3)(x - 4)

Factor Completely:

6x² - 13x - 8

• (3x - 8)(2x - 1)

• (3x + 8)(2x + 1)

• (3x - 8)(2x + 1)

• (3x + 8)(2x - 1)