The word "quadratic" comes from quadratum, the Latin word for square. Quadratic equations characterize a great number of phenomena in the real world, such as where a rocket ship will land ...

A parabola is a symmetrical curve that can describe the path of a projectile, like a thrown football, or the curve of a suspension bridge. Before students are presented with the quadratic formula ...

Save guides, add subjects and pick up where you left off with your BBC account. A quadratic equation is drawn as a curve on a set of axes. This type of curve is called a parabola and it is ...

For a quadratic equation of the form \(y = k{(x - a)^2} + b\), the following diagram shows the main properties: If k > 0, the vertex is a minimum turning point If k < 0, the vertex is a maximum ...