พาราโบลา Parabola สรุปแบบเป็นภาพ - ครูเฟิร์ส THE GURU FIRST

Equation of a parabola from focus & directrix parabola Equation of Parabola The set of all points in a plane that are equidistant from a fixed line and a fixed point in the plane is a parabola The standard form of a horizontal parabola is 2 = 4p, where the focus is given by the point For example, the parabola 2 = 4(x -

parabola The general equation of a parabola is: y = a2 + k or x = a2 +h, where denotes the vertex The standard equation of a regular parabola is y2 =