Zero Product Property
Zeros
Solve Equations
Solve Equations Challenge
Miscellaneous
100
(x+3)(x-7)=0
x=-3 or x=7
100
f(m)=m^2+2m-3
1 and 3
100
3n^2-13n+4=0
n=1/3 or n=4
100
n^2+7n+14=2
n=-4 or n=-3
100
r(3r+5)=0
r=-5/3 or r=0
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.
200
f(v)=v^2-7v+6
1 or 6
200
3x^2-8x+4=0
x=2/3 or x=2
200
5p^2=9p
p=9/5 or p=0
200
3n^2+13n+12=0
n=-4/3 or n=-3
300
(2x-7)(3x+9)=0
x=7/2 or x=-3
300
y=x^2-x-12
-3 and 4
300
DOUBLE JEOPARDY - Wager up to your number of points! 10x^2+x-3=0
x=1/2 or x=-3/5
300
3x^2+5x=2
x=1/3 or x=-2
300
Tickets to a school dance cost $4 and the projected attendance is 300 people. For every $0.10 increase in ticket price, the dance committee projects that attendance will decrease by 5. Write a quadratic that models the total revenue. Define x.
y=(300-5x)(4+x) where x= # of .10 increases/decreases
400
n(3n+5)=0
n=0 or n=-5/3
400
f(r)=r^2+7r+12
-4 and -3
400
3a^2-19a+20=0
a=4/3 or a=5
400
15m^2-2=-m
m=-2/5 or m=1/3
400
A uniform border on a framed photograph has the same area as the photograph. What are the outside dimensions of the border if the dimensions of the photograph are 25 cm by 20 cm? Write an equation that could be solved to find the width of the border.
4x^2+90x=500
500
DOUBLE JEOPARDY - Wager up to your total points! a(a-5)=0
a=0 or a=5
500
f(p)=p^2-9p+20
5 or 4
500
4v^2-1=0
v=-1/2 or v=1/2
500
14n^2-7n-5=-n^2-1
n=-1/3 or n=4/5
500
-x^2+2x-19=-4-2x^2
x=-5 or x=3
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