Learn about and revise quadratic equations by factorising, completing the square and using the quadratic formula with GCSE Bitesize OCR Maths.

Learn and revise how to solve quadratic equations by factorising, completing the square and using the quadratic formula with Bitesize GCSE Maths Eduqas.

A mathematician has derived an easier way to solve quadratic equation problems, according to MIT's Technology Review. You love challenging math problems. So do we. Let's solve them together ...

Before we look at the new solution, let’s talk about why you want to solve quadratic equations. ... That’s 3.48 (about) and the square root is about 1.866. The roots, then, ...

In one experiment, they connected three DPGAs, comprising about 500 DNA strands, to make a circuit that solves quadratic equations, and in another, they made a circuit for taking square roots.

Many former algebra students have painful memories of struggling to memorize the quadratic formula. A new way to derive it, overlooked for 4,000 years, is so simple it eliminates the need.

Before students are presented with the quadratic formula, they’re taught a simpler method to solve certain equations. For simplicity, we’ll consider an equation where a = 1. x ² – 4 x – 5 = 0 ...