Vertex from Graphing
The standard from of a quadratic equation.
What is Ax2 + Bx + C = 0?
What is the a and b value in the equation
y=-3x^2+4x-7
a= -3 b=4
When x = 3, solve y = x2
What is the vertex of this parabola?
y = 2(x-3)2 + 5
(3, 5)
The formula to find the x value of the vertex from standard form
The axis of symmetry from
y=x^2+2x+5
What is x = -1.
When x = 4, solve y = x2 + 5
What is the vertex of this parabola?
y = (x + 5) 2 + 9
(-5,9)
The x value from y = 3x2 + 12x - 1
What is the a and b value in
y=x^2-4
a = 1 b = 0
When x = 2, solve y = x2 + 3x - 1
What is the axis of symmetry of this equation y = 1/3 (x - 1)2 -3
x = 1
The x value from y = x2 - 14x + 6
What is the axis of symmetry in
y=-1/2x^2+4x-6
What is x = 4.
When x = -2, solve y = 3x2 - 4x + 5
Does this parabola have a max or min value? and what is it?
y = -2/3 (x - 7)2 -1
Maximum
y= -1
What is the name of the shape of a quadratic?
The vertex from y = 2x2 + 4x - 5
What is the axis of symmetry in
y=-2x+4
There is no axis of symmetry.
When x = -1, solve y = -x2 + 3x - 8
What is -12?
y = x2 + 8
(0,8)