8Y Chapter 9 Review Jeopardy

Add/Subtract Polynomials

100

15xy-7xy

8xy

200

(5x² + x) + (-6x² + 11)

-x² + x + 11

300

(-5x² + 3x - 7) - (x+2)

-5x² + 2x - 9

400

(-4x² + 3x -1) - (x + 2)

-4x² + 2x - 3

500

(on board)

-1/2 x² + 7/4 x - 11/18

Multiply/Divide Polynom.

100

5x²(-2x)

-10x³

200

3y²(-2y³ + 5y² - 6y + 2)

-6y⁵ + 15y⁴ - 18y³ + 6y²

300

42x⁷ / 6x¹²

7/x⁵

400

(22x⁴ - 18x² + 6x) / -2x

-11x³ + 9x - 3

500

(y-3)(y² + 8y + y) / y

y² + 5y - 22

Special Products

100

(m+11)²

m² + 22m + 121

200

(10x - 5)²

100x² - 100x + 25

300

(7x + 2) (7x - 2)

49x² - 4

400

(5 - 2x) (5 + 2x) 

-4x² + 25

500

(x - 5)² - (x - 3)²

-4x + 16

Solve by Factoring

100

(x + 7) (x - 8) 

x = -7, 8

200

(y + 8) (y - 1/2)

y = -8, 1/2

300

x² + 14x = 0

x = 0, -14

400

x(x+17) = -60

x = -1, -16

500

-m² - 10m = 16

m = -2, -8

Solve by Factoring

100

(6b - 4)(b - 8)

b = 8, 2/3

200

8c² = 4c

y = 0, 1/2

300

-8y² - 10y = 0

y = 0, -5/4

400

x² + 18(x + 4) = -9

x = -9

500

y(y+8) = -15

y = -3, -5