Graphing a horizontal parabola & determining the important characteristics

The video tutorial covers the process of graphing parabolas, focusing on determining the direction of opening, finding the vertex and axis of symmetry, and using the focus and directrix. It also discusses verifying points and using reflection to complete the graph.

What is the significance of the focus and directrix in graphing a parabola?

How do you calculate the lattice rectum of a parabola?

What steps would you take to sketch the graph of a parabola?