Converting a parabola to vertex form and then finding the focus and directrix

The video tutorial covers how to write a quadratic equation in standard form, find the axis of symmetry, vertex, and direction of opening for a parabola. It further explores calculating the focus, directrix, and latus rectum using the method of completing the square. The tutorial provides a step-by-step approach to understanding these concepts, ensuring a comprehensive review of the material.

Describe how to find the focus of a parabola based on its vertex and the value of A.

What is the formula for the directrix of a parabola, and how is it derived?

Explain how to calculate the lattice rectum of a parabola.