Most engineering labs have digital oscilloscopes, but many engineers don’t fully explore their features. Among the more interesting features of a digital oscilloscope is its math channel, which can ...

Quick: what’s 4 + 5? Nine right? Slightly less quick: what’s five plus four? Still nine, right? Okay, let’s wait a few seconds. Bear with me. Feel free to have a quick stretch. Now, without looking, ...

Explore major math functions like sine, cosine, and tangent! Learn to graph trigonometric functions and understand key ...

Anyone who’s taken classes in geometry, algebra, trigonometry or other advanced math forms has certainly encountered the graphing calculator before. These multi-function devices make incredibly ...

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. In ...