Ex 5: Conic Section: Parabola with Vertical Axis and Requires Completing the Square (Down)

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This video provides an example of how to find the vertex, focus, directrix, axis, and the endpoint of the latus rectum (focal diameter) when the vertex is NOT at the origin. This example requires completing the square and opens down.
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Yes, I agree. I'm working on them. They will be posted in the next couple days. :)

Mathispoweru
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It would be interesting to see a parabola with horizontal axis.

sifrael