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 ...

Two columns or rows of data in Microsoft Excel may contain useful information, but you'll just have a set of numbers. You can give spreadsheet viewers a graphical representation of those numbers by ...

What do you think of when you see the words "Microsoft Excel?" For many, it's "cells," "numbers," and "formulas." However, there's much more to the program than that! You can also create stunning 3D ...

One way to improve your spreadsheet is to present data in chart form, and Excel is a great program for doing just this. However, Excel's overwhelming number of menus often results in some of the most ...

You can make a line graph in Excel in a matter of seconds using data already entered into the spreadsheet.