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Parabola : Focus and Directrix Properties
Author:
Jason Wrinkle
,
Terry Lee Lindenmuth
Move the Focus and Directrix to create a new parabola of a quadratic function.
GeoGebra
Move point A and observe the indicated distances.
New Resources
Ellipse as Envelope - Correspondence Method
Introduction
Teorema Japonês para quadriláteros inscritos em uma circunferência
Rotating Points (Optical Illusion)
"Compressed" Astroid as Envelope
Discover Resources
Slope of the Tangent Line
maillage
Dau Bwynt Mewn Plân
Fuves 2018 - 2 dia - Q5
Bewys van die stelling
Discover Topics
Terms
Upper and Lower Sum or Riemann Sum
Interest Calculation
Correlation
Straight Lines