Factoring Test Review

1.

Factor (Easy Trinomial):

x² + 8x - 20

• (x + 10)(x - 2)

• (x + 4)(x + 5)

• (x - 10)(x + 2)

• (x - 8)(x + 20)

Factor (GCF):

12x + 9

• 3 (4x + 3)

• x (12+9)

• 3 (4x - 3)

• Not factorable (prime)

Factor (GCF):

18a² - 15a

• 15a (3a - 1)

• 3a (6a - 1)

• 3 (6a - 5)

• 3a (6a - 5)

Factor (Grouping):

x³ - 5x² + 5x - 25

• (x² - 5) (x - 5)

• (x² + 5) (x - 5)

• (x² + 5) (x + 5)

• (x² - 1) (x - 25)

Factor (DOTS):

x² - 16

• ( x - 8) ( x + 8)

• ( x - 4) ( x + 4)

• ( x - 4) ( x - 4)

• (x + 4) (x + 4)

Name and Classify the Polynomial:

-4a² + a - 10

• quadratic binomial

• linear trinomial

• quadratic trinomial

• constant binomial

Name and Classify the Polynomial:

2x³ + x

• cubic binomial

• quadratic binomial

• linear binomial

• quadratic trinomial

Subtract the polynomials.

(3x³ + 3x² + 5) – (x³ – 2x² + x – 4)

• 4x³ + 5x² + 9

• 2x³ + 5x² – x + 9

• 2x³ + 1x – 1x² – 1

• 2x⁶ +5x⁵ – 1x – 1

(2y - 7)(3y + 5)

• y² + 2y + 4

• 6y² - 11y - 35

• -35 - 11y + 6y²

• 2y² - 17y +30

k² - 2k - 24

• (k+4)(k-6)

• (k+4)(k+6)

• (k+6)(k-1)

• (k-4)(k+6)