Parabola Vertex Form
Quadratic Equations - Vertex Form
Change values of a, b, and k using the sliders and observe what happens to the parabola.
What happens to the parabola when the value of 'a' is positive?
What happens to the parabola when the value of 'a' is negative?
What happens to the parabola when the value of 'a' gets further from zero?
Start with a=9, what happens to the parabola when the value of 'a' gets closer to zero?
Describe what the value of h does to the parabola
Describe how the value of k effects the parabola.