Show:
Y intercepts
Roots
Openings
Shifting
Identifying A,B,C
100
y = 2x^2 + 8x - 9
What is -9
100
(x - 8) (x + 2)
What is 8 and -2
100
How does y = 4x^ + 2x - 8 open
What is up
100
When this value is 0 the graph is symmetrical to the y axis
What is the 'b' value
100
What is the 'a' value in the equation y = 4x^2 + 3x - 4
What is 4
200
y = x^2 - 8
What is -8
200
(x + 4) (x - 3)
What is -4 and 3
200
How does y = -2x^2 - 5x + 4 open
What is Down
200
Flipping this value from positive to negative will flip the parabola upside down.
What is the 'a' value
200
What is the 'b' value in y = 4x^2 - 10
What is 0
300
x^2 - 8x
What is 0
300
(x + 5) (x + 5)
What is 5
300
Which has the skinniest opening. A) 1/2x^2 B) 2x^2 C) 3x^2 D) 4x^2
What is D) 4x^2
300
Flipping this value from positive to negative will lower the parabola.
What is the 'c' value
300
What is the 'b' Value in the equation y = x^2 + 4x + 8
What is 4
400
x^2 + 25
What is 25
400
x^2 + 12x + 32
What is -4 and -8
400
Which equation has the fattest opening A) -1/4x^2 B) -1/2x^2 C) -3x^2 D) -5x^2
What is A) -1/4x^2
400
Increasing this value will cause the graph to become more skinny.
What is the 'a' value
400
The 'c' value also represents what point on the graph
What is the y intercept
500
A basketball shot is released 6ft above the ground and reaches a maximum height of 13 ft before landing on the ground 14 ft away from the shooter.
What is 6
500
x^2 + 16
What is None-Imaginary
500
The path of a ball being thrown can be modeled a quadratic equation with an 'a' value that is?
What is Negative
500
Lowering the 'a' value will cause the shape of the parabola to.
What is widen
500
This value shifts the graph vertically (up and down)
What is the c value