Before LAMBDA was introduced to Excel, you'd need to know how to use VBA or macros to create your own function. However, today, Excel's LAMBDA tool lets you do this using familiar Excel language ...

In conclusion, mastering the use of Excel’s TREND and FORECAST functions can significantly enhance your data analysis capabilities.

The lookup function in Excel can save you a lot of time and effort, but only if you actually know how to use its many forms and alterations.

This month’s column shows how to use the remarkably versatile AGGREGATE function in Excel.