Αντιγραφή του How to construct a hyperbola

Topic:
Hyperbola
Η υπερβολή is the set of all points in the plane for which the absolute value of the difference of the distances to two fixed points and (the foci) is a constant. This constant equals the distance between the vertices of the hyperbola. In the applet below points , and are points on one line, so
  • Drag point along the line or use the animation button to construct points from the hyperbola.
  • Click the checkbox to see the construction.
  • Drag or . What happens when ?