The TAN function is a Math and Trigonometry function, and its purpose is to return a tangent of a number or angle. In this post, we show you how to use the TAN function in Microsoft Excel.

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 ...

The tangent can be determined with a collection of mathematical formulas but is most commonly determined by dividing the sine function by the cosine function.