Strategy 9-13 Review Jeopardy!

Add & Subtract Polynomials

100

(3x²+2x)+(4x²+5x)=

7x² + 7x

200

(5x³+2x²−x)+(3x³−4x²+2)=

8x³ - 2x² - x + 2

300

(6x²+3x−4)+(2x²−5x+6)=

8x² - 2x + 2

400

(x²−3x+4)−(2x²+x−1)=

-x² - 2x + 5

500

(x³+2x²−x)−(3x³−x²+4)=

-2x³ + 3x² - x - 4

Multiply Polynomials

100

(2x)(3x²)=

6x³

200

(x+2)(x+3)=

x² + 5x + 6

300

(3x+2)(x−4)=

3x² - 10x - 8

400

(x−1)(x²+2x+3)=

x³ + x² + x - 3

500

(x²+2)(x²−3)=

x⁴ - x² - 6

Factor Polynomials

100

x²+5x+6=

(x+3)(x+2)

200

2x²+8x=

2x(x+4)

300

x²−9=

(x+3)(x-3)

400

x²+3x−4=

(x+4)(x-1)

500

25x² + 60x + 36

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

Divide Polynomials

100

 (x² + 2x)/(x)=

x + 2

200

(2x³ + 4x²)/(2x)=

x² + 2x

300

(x² - 9)(x + 3)=

x - 3

400

(x² + 5x + 4)/(x + 4)

x + 1

500

(2x² - x - 3)/(x + 1)=

2x - 3

Solve One-Step Equations

100

 x+5=12

7

200

3x=15

5

300

x−7=10

17

400

5x = 75

15

500

8/x = 2

4