How to Graph a Function in Excel. A mathematical function is a formula that takes an input, x, applies a set of calculations to it, and produces an output called y. By calculating a function at a ...

The equation of a a quadratic function can be determined from a graph showing the turning point and another point on the graph. Brush up on your knowledge on how to recognise and determine the ...

Quick thinking about lines got me the job, but mathematicians have been studying rational points on curves for a long time, and they’re still learning about the complex structure of these points. To ...

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