How to sketch a parabola by finding the focus and directrix

The video tutorial explains how to determine the orientation of a parabola by examining what is squared in the equation. It covers rewriting the equation in standard form, identifying the vertex, and isolating X squared. The tutorial also demonstrates how to find the focus and directrix of the parabola and concludes with graphing the parabola, showing the relationship between the vertex, focus, and directrix.

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