Factoring Test

Factor out the common factor in the expression

3x³ + 15x² + 21x

Factor x² + 6x + 8

• (x - 1)(x + 8)

• (x - 2)(x - 4)

• (x + 2)(x + 4)

• (x + 1)(x + 8)

Factor x² - 81

• (x + 9)(x - 9)

• (x + 8)(x - 1)

• (x - 9)(x - 9)

• (x + 9)(x + 9)

Factor x² - 14x + 49

• (x + 4)(x - 9)

• (x + 7)(x - 7)

Factor 6x² - 41x + 63

• 2(x - 10)(4x + 3)

• (3x + 8)(3x - 2)

• 3(x - 3)(2x - 7)

• (2x - 9)(3x - 7)

32x² + 260x + 32

• 32(x + 1)(x - 1)

• 5(4x - 7)(2x - 3)

• 3x(3x + 10)

• 4(x + 8)(8x + 1)

10x² + 12x

• (x - 1) (9x + 2)

• 2x(5x + 6)

• 2x(5x - 6)

• Not factorable

Factor 16x² - 9y²

• (4x - 3y)(4x + 3y)

• (4x - 3y)(3x + 3y)

Factor x² - 18x + 80

• (x + 8)(x + 10)

• (x - 8)(x - 10)

• (x - 10)(x + 8)

• (x - 8)(x + 10)

Factor 3x² - x - 14

• 3(3x - 7)(x + 2)

• (3x - 7)(x + 2)

• (3x + 7)(x - 2)

• (x - 7)(3x + 2)