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# Focal Property of Ellipses

## Set of points in which the sum of distances to the foci is constant.

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## Focal Property of Ellipses

by CK-12 //at grade
The standard form for ellipses not centered at the origin.
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## Graphing Quadratic Functions in General Form

by CK-12 //at grade
Discusses the characteristics of quadratic equations and uses applications to practice graphing them.
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