Intersection of Normals at ends of Focal Chord

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The intersection of the normals at the ends of a focal chord lies on a line parallel to the major axis through the midpoint of the chord.

We verify this by checking the coordinates of the vector joining these points.

Expressions

Name Input
Vector Eq Derive Input Maple Input MathML Input Mathematica Input Maxima Input Mupad Input TI-Nspire Input text Input Image