A parabola is a two-dimensional, mirror-symmetrical curve, which is
approximately U-shaped when oriented ...
Introduces the terms and equations related to parabolas in the context of conics.
Relates ... Show how to 'read' from the 'conics' form of the parabola equation.
The standard and vertex form equation of a parabola and how the equation
relates to the graph of a parabola.
Sal derives the equation of a general parabola whose focus is (a,b) and directrix
is y=k. He then uses this general formula in order to find the specific formula ...
Writing the Equation of Parabolas. To write the equation of a parabola.... 1.
Determine which pattern to use (based on whether it is horizontal or vertical) 2.
The vertex of a parabola is the point where the parabola crosses its axis. ... But
the equation for a parabola can also be written in "vertex form": y = a(x – h)<sup>2</sup> + k.
Lesson 3: Find the equation of our parabola when we are given the coordinates
of ... Lesson 4: Find the vertex, focus, and directrix, and graph a parabola by first ...
The general equation of a parabola with vertex is In this case we have as the
vertex and is a point on the parabola. To find substitute the two points in to get.
This is an applet to explore the equation of a parabola and its properties. The
equation used is the standard equation that has the form ...
Axis of symmetry of a parabola is a line that runs down its center and passes
through the focus and vertex of the parabola and perpendicular to its directrix