Formulas are powerful tools for performing calculations and analyzing data in Excel. In this beginner’s guide, you’ll learn how to use formulas and explore some popular built-in functions.

In this post, we show you how to use the TAN function in Microsoft Excel. The TAN function is a Math and Trigonometry function.

In Excel spreadsheets, complex formulas are difficult to enter without making mistakes. Microsoft Excel’s LAMBDA() function can make such errors easier to find.

Need a formula for your Excel spreadsheet in a flash? Try ChatGPT. In this guide, we'll show you how to write Excel formulas using ChatGPT.

Generally, you can use the greater than, less than and equal signs you may remember from math class. If you want to check if two values are not equal, use the special Excel not equal notation ...

How to Use Trig Functions in Excel. Excel has built-in functions for sine and cosine, the two core trigonometric functions, and for hyperbolic sine and hyperbolic cosine, their hyperbolic ...

Learn how to use the ROMAN Math and Trigonometry function in Excel to convert an Arabic numeral to Roman as Text the easy way.