Focus Command

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Focus

This article is about GeoGebra command.

Command Categories (All commands)


Focus[ <Conic> ]
Yields (all) foci of the conic section.
Example: Focus[4x^2 - y^2 + 16x + 20 = 0] returns the two foci of the given hyperbola: A=(-2, -2.24) and B=(-2, 2.24).
Note: See also the Directrix command.
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