Conical Form of Parabolas What is the Focus and Directrix

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=IjJco9xbPtg

In this video, I demonstrate how to get a parabola from vertex form into conical form by defining its focus and directrix. Every point on the curve of the pa...

Parabola, Conics, Focus, Directrix, Algebra, Master Wu, Conic Section
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