Parabola Definition, Formula & Examples - Lesson -

parabola  PARABOLA definition: 1 a type of curve such as that made by an object that is thrown up in the air and falls to the… Learn more  Graphing a Parabola from an Equation Given in General Form · the vertex is= = · the axis of symmetry isx=h=4 x = h = 4

Properties of Parabola · The eccentricity of any parabola is 1 · The parabola is symmetric about its axis · The axis is perpendicular to the directrix · The 3 Cases · Δ>0: the parabola cuts the x axis in 2 points, we say the parabola has 2 x intercepts, or 2 zeros, given by: x=−b±√Δ2a · Δ=0: the parabola touches

PARABOLA definition: 1 a type of curve such as that made by an object that is thrown up in the air and falls to the… Learn more  A parabola is the curve formed by the intersection of a plane and a cone, when the plane is at the same slant as the side of the cone