IM2 Unit 5 Factoring/Solving Review

Factoring Trinomials

100

Factor x²+8x+12

(x+6)(x+2)

200

Factor m²-11m+18

(m-9)(m-2)

300

Factor 5n²+26n+5

(5n+1)(n+5)

400

Factor 3x²+7x+4

(3x+4)(x+1)

500

Factor 6x²+x-2

(2x-1)(3x+2)

Quadratic Formula

100

Solve: x² - 8x - 9 = 0

x= -1, 9

200

Solve: 4x² + 8x +3 =0

x= -0.5, -1.5

300

Solve: 2x² + 12x = – 5

x= -0.45, -5.55

400

Solve: 5m² + 5m - 1 = 4m

m= 0.36, -0.56

500

Solve: 3x² – 2x + 5 = 10x + 1

x= 3.63, 0.367

Solve for your Zeros

100

Solve: (x-2)(x+3)

x= 2, -3

200

Solve: (2x-1)(x+5)

x = 1/2, -5

300

Solve: x² + 9x + 8

x= -1, -8

400

Solve: x² -10x - 24 

x= -2, 12

500

Solve: 5x² -18x + 9

x= 3/5, 3

Factoring Binomials

100

2x - 4

2(x - 2)

200

2x² + 3x

x(2x+3)

300

x²-16

(x + 4)(x - 4)

400

4x² -25

(2x - 5)(2x + 5)

500

9x² - 121/16

(3x - 11/4) (3x + 11/4)