MAKE A MEME View Large Image Focus and Directrix2.png Conic Section parabola F is the focus and d is the directrix Own 2007-02-23 ja wiki user Tsukapee Rendered using POV-Ray Parabolas Created with Persistence of Vision Dandelin spheres
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Keywords: Focus and Directrix2.png Conic Section parabola F is the focus and d is the directrix Own 2007-02-23 ja wiki user Tsukapee Rendered using POV-Ray Parabolas Created with Persistence of Vision Dandelin spheres
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