BBC

Determine the equation of a quadratic function from its graph

In this part you do not have to sketch the graph and you may even be given the sketch of the graph to start with. For a quadratic equation of the form \(y = k{(x - a)^2} + b\), the following diagram ...
Hackaday

The Quadratic Equation Solution A Few Thousand Years In The Making

Everyone learns (and some readers maybe still remember) the quadratic formula. It’s a pillar of algebra and allows you to solve equations like Ax 2 +Bx+C=0. But just because you’ve used it doesn’t ...
BBC

Recognise and determine the equation of a quadratic function from its graph - maths quiz

Practice how to recognise and determine the equation of a quadratic function from its graph ahead of your National 5 Maths exam with this interactive maths quiz. The equation of a a quadratic function ...
IEEE

On a quadratic matrix equation associated with an M‐matrix

Abstract: We study the quadratic matrix equation X 2 − EX − F = 0, where E is diagonal and F is an M‐matrix. Quadratic matrix equations of this type arise in noisy Wiener–Hopf problems for Markov ...