Question

5. The points used to model a parabola are (-3,0), (6,0) and (4,-5). Write an equation for this parabola.

Which form is most helpful and why?

Answer 1

Vertex form would the most effective which is y=a(x-h)^2+k; (h,k) being the vertex. Which then give you y=a(x-4)+(-5)