Solving Quadratic Equations by Factoring Review

Zero Product Property

100

(x+3)(x-7)=0

x=-3 or x=7

200

Can the zero product property be applied to the following equation? Why or why not? (x+4)(x+18)=7

No - two things are being multiplied together, but they are not set equal zero.

300

(2x-7)(3x+9)=0

x=7/2 or x=-3

400

n(3n+5)=0

n=0 or n=-5/3

500

DOUBLE JEOPARDY - Wager up to your total points! a(a-5)=0

a=0 or a=5

Factor!

100

m²+2m

1 and 3

200

v²-7v+6

1 or 6

300

x²-x-12

-3 and 4

400

2r²+14r+24

-4 and -3

500

3p²-27p+60

5 or 4

Solve Equations

100

3n²-13n+4=0

n=1/3 or n=4

200

3x²-8x+4=0

x=2/3 or x=2

300

DOUBLE JEOPARDY - Wager up to your number of points! 10x²+x-3=0

x=1/2 or x=-3/5

400

3a²-19a+20=0

a=4/3 or a=5

500

4v^2-1=0

v=-1/2 or v=1/2

Solve Equations Challenge

100

n²+7n+14=2

n=-4 or n=-3

200

5p²=9p

p=9/5 or p=0

300

3x²+5x=2

x=1/3 or x=-2

400

15m²-2=-m

m=-2/5 or m=1/3

500

14n²-7n-5=-n²-1

n=-1/3 or n=4/5

Miscellaneous

100

r(3r+5)=0

r=-5/3 or r=0

200

3n²+13n+12=0

n=-4/3 or n=-3

300

Solve for the negative value of x. x²-9=0 

x=-3

400

Factor completely:

6x²+3x-30

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

500

-x²+2x-19=-4-2x²

x=-5 or x=3