The Excel IMARGUMENT function is an engineering function, and its purpose is to return the argument theta, an angle expressed in radians. The formula for the IMARGUMENT function is IMARGUMENT (inumber ...

Excel's PIVOTBY function allows you to group your figures without needing to recreate your data in a PivotTable. What's more, data summaries created via PIVOTBY automatically update to reflect changes ...

Power users love to talk about how powerful and awesome Excel is, what with its Pivot Tables, nested formulas, and Boolean logic. But many of us barely know how to find the Autosum feature, let alone ...

Q. How do the TEXTBEFORE and TEXTAFTER functions in Excel work? A. Excel’s TEXTBEFORE and TEXTAFTER functions allow users to quickly split up text in ways that used to require combinations of ...

Q. How do I use the FILTER function in Excel, and how is this an improvement over the filter feature? A. The FILTER function was introduced five years ago as part of the Excel Dynamic Arrays rollout.

Excel’s Date & Time functions ease the workload for bookkeepers, project planners, HR departments, and other jobs where time is money. The four functions covered here—ISOWEEKNUM, WEEKNUM, WORKDAY, ...

Microsoft Excel’s new text functions make working with strings a breeze. A common task is to parse or find characters within a delimited string in Microsoft Excel. Fortunately, Excel has several ...

Excel 365 offers powerful tools for data analysis, with the “Unique” and “Distinct” functions standing out as essential features for managing large datasets. These functions, while similar in name, ...

The VLOOKUP function in Microsoft Excel literally means vertical lookup. It’s a search function for querying values in the cell of a column. This function searches for the data relative to the entries ...

Use the RANDARRAY() dynamic array function to return random names or other text in Microsoft Excel. The recent article How to generate random letters in Excel shows you how to generate random letters.