Opening
Vertex
axis of symmetry
solving
solve by factoring
100
3x^2
What is up. Minimum
100
y=-3x^2+12x+1
What is (2,13)
100
y=2x^2+2x
What is x=-1/2
100
3x^2-75=0
What is x=+- 5
100
(4x+1)(x-2)=0
What is x= -1/4, x=2
200
y=-54x^2
What is opens down. Maximum.
200
y=x^2
What is (0,0)
200
y=x^2-6x+4
What is x=3
200
x^2= 0
What is x= +-1
200
(2x+1)(x+14)=0
What is x=-1/2, x=-14
300
y=0.5x+2
What is opens up. Minimum
300
y=4x^2-5
What is (0,-5)
300
y=-16x^2+72x+5
What is x=2.25
300
x^2-25=0
What is x=+-5
300
x^2+8x+15=0
What is (x+3)(x+5)=0 x=-3 -5
400
x=2y+8
What is opens right.
400
y=1/2x^2+2
What is (0, 2)
400
y=-4x^2-16x-3
What is x=-2
400
2x^2-8=0
What is x=+-2
400
m^2-5m-14=0
What is x=-2, 7
500
x=-8y-6
What is opens left.
500
y=(x+4)^2-5
What is (-4,-5)
500
y=2x^2+3
What is x=0
500
4g^2=25
What is x=+-5/2
500
4x^2-21x=18
What is (4x+3)(x-6)=0 x=-3/4, 6
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