Spring Factoring Review

GCF

100

32c - 34

2(16c - 17)

200

24y² - 42y

6y(2y - 7)

300

7k² - 14k

7k(k - 2)

400

-8m² - 6m

-2m(4m - 3)

500

-63d³ + 27d²

-9d² (7d - 3)

Factoring Level 1

100

x² - 13x - 40

(x - 5)(x - 8)

200

x² - 5x + 6

(x - 3) (x - 2)

300

x² + 10x + 24

(x + 6)(x + 4)

400

x² - 4x - 45

(x - 9) (x + 5)

500

x² - 17x + 72

(x - 9) (x - 8)

Factoring Level 2

100

x² - 16

(x + 4) (x - 4)

200

25x² - 36

(5x - 6) (5x + 6)

300

2x² - 7x + 3

(2x - 1)(x- 3)

400

5x² - 14x - 3

(5x + 1)(x - 3)

500

3x² - 11x + 6

(3x - 2)(x - 3)

Factor Completely

100

12x² - 12

Step 1: 12 (x² - 1)

Step 2: 12(x + 1)(x - 1)

200

-x² + 9x - 8

-(x² - 9x + 8) = - (x - 8)(x - 1)

300

-4x² - 7x - 3

-(4x² + 7x + 3) = -(4x + 3)(x + 1)

400

-4x² + 2x+ 6

-2 (2x² - x - 3) = -2(2x - 3)(x + 1)

500

x⁴ - 81

Step 1: (x² - 9) (x² + 9)

Step 2: (x - 3) (x + 3) (x² + 9)

Not Math

100

According to Phineas and Ferb, how many days of summer vacation do you get?

104

200

Which animal is known as the Ship of the Desert?

Camel

300

What is the national flower of Japan?

Cherry Blossom

400

Who wrote The Hobbit?

JRR Tolkien

500

What is the alternate name for the mitral valve in the left side of the human heart?

Bicuspid