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 ...

Microsoft Excel 2010 features a tool set that offers you the option of performing assorted functions on your data, including turning that data into a graph. Your Excel graph will be inserted into your ...

If you understand the definition of a mathematical function, a good way to judge it is that any line drawn parallel to the y-axis intersects with the values in the function’s curve only once. The same ...

You can make a bar graph in Excel by first selecting the range of data you want to depict, and then using the dropdown menu to select the desired chart. A bar graph represents the data of an Excel ...

Learn the difference between Excel COUNT and COUNTA, plus TEXTBEFORE and TEXTAFTER tricks, so you clean text and totals with ...

Q. There are formulas that I am repeatedly having to create in my Excel workbook, and there are no built-in functions in Excel that can do these calculations. Is there a quicker way to reuse the same ...

While I'll always argue that SUM is my favorite and most-used Excel formula, there are plenty of other powerful functions included in the software. These features go far past using Excel as a digital ...