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 ...

If you need to create a Line Chart and Scatter Plot in Excel, read through this article. We have also explained which one is right for you.

Revise how to plot a linear equation graph. Learn how to read x and y coordinates from a graph in this BBC Bitesize maths KS3 guide.

While Windows allows you to plot or one or more equations on the graph—with the ability to adjust the plots and color-code them, of course—a secondary function allows you to add a second ...