Revise how to recognise and determine the equation of a quadratic function from its graph. BBC Bitesize Scotland revision for SQA National 5 Maths.

A linear equation is represented as a line graph. In order to draw the line graph we require several pairs of coordinates. These coordinates represent the relationship given in the equation.

Two math students in Singapore are drawing the world’s attention back to the metallic means, which include the golden ratio as well as all roots of the quadratic equation x² - nx = 1 for ...