Microsoft Excel's new dynamic array functions make complex calculations easier than ever before.

The Excel WORKDAY function's purpose is to return the serial number of the date before and after a specified number of workdays. Learn how to use it.

IMCOS function returns the cosine of a complex number. Learn how to use the IMCOS function in Microsoft Excel the right way.

How to Create the Average Function to Calculate Average Projected Revenue in Excel. If you track your daily earnings using an Excel spreadsheet, you can use the same spreadsheet to estimate your ...

As part of key combos in Word, Excel, and Outlook, they make it easier and faster to perform commonly used commands. Here are 15 of the most essential function-key strokes.

The IF function allows you to base a formula's result on whether a certain condition is true or false. Using the IF function with absolute references forces the cell reference inside a formula to ...