Ms. B's Alg C REVIEW ON FACTORING

Find the GCF

100

12 and 36

12

200

7, 35, and 28

7

300

10x and 25

5

400

21x and 9

3

500

9x and 30x²

3x

Factor using GCF

100

3x-12

3(x-4)

200

3x + 24

3 (x + 8)

300

40x + 32

8 (5X + 4)

400

27x - 72

9 (3x - 8)

500

4x + 5x²

x (4 + 5x)

Harder!Factor using GCF

100

5x²+40

5x (x+8)

200

15xy-12x

3x (5y - 4)

300

y²+2y⁴

y² (1+2y²)

400

-30x² - 50x

-10x (3x + 5)

500

4xy²-12x²y

4xy(y-3x)

4-Term Polynomials(Box method)

100

3n³+4n²−21n−28

(n²−7)(3n+4)

200

3m³−m²+12m−4

(m²+4)(3m−1)

300

3a² + 6a + 4a + 8

(a + 2) (3a + 4)

400

14a³+6a²+7a+3

(2a²+1)(7a+3)

500

35x³−15x²−14x+6

(5x²−2)(7x−3)

Trinomials (x-method)

100

x²+10x+25

(x+5)(x+5)

200

x²-12x+27

(x-9)(x-3)

300

x²+2x-24

(x+6)(x-4)

400

x²-19x+90

(x-9)(x-10)

500

y²-7y-18

(y-9)(y-2)