An alternative way of describing functions/relations is to use parametic coordinates.
lesson notes:03 parametric coordinates
An alternative way of describing functions/relations is to use parametic coordinates.
lesson notes:03 parametric coordinates
The geometrical description ofa parabola
lesson notes:02 parabola as a locus
Functions can be described both algebraically and geometrically.
lesson notes:01 locus
If two quadratics are equal for more than two values, then they must be congruent.
lesson notes:08 quadratic identities
Finding the relationships that exist between the roots of a quadratic, without actually finding the roots.
lesson notes:07 sum & product of roots