'Vertical directrix' diaporamas de présentation

10.9 Polar Equations of Conics

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9.2 Parabolas

9.2 Parabolas. Emerald Seing. A parabola is defined in terms of a fixed point, the focus , and a fixed line, the directrix . PF=PD meaning that any point on the parabola to the focus is equal to the shortest distance from that point to the directrix . Finding The Equation.

288 views • 10 slides

9.2 Parabolas

9.2 Parabolas. Emerald Seing. A parabola is defined in terms of a fixed point, the focus , and a fixed line, the directrix . PF=PD meaning that any point on the parabola to the focus is equal to the shortest distance from that point to the directrix. Finding The Equation.

232 views • 10 slides