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 large number of set intervals, it is ...

Anyone who’s taken classes in geometry, algebra, trigonometry or other advanced math forms has certainly encountered the graphing calculator before. These multi-function devices make incredibly ...

When using GRAPH functions, remember the following: All arguments are specified as variables or constants. If you express an argument as a variable, the variable must be initialized. All character ...

Have you ever found yourself wrestling with Excel, wishing it could just do *that one thing* to make your work easier? Maybe you’ve spent hours manually replacing text, trying to filter data with ...