Derivative Calculator, the Basics - Symbolab
blog.symbolab.com › 2014 › 01Jan 02, 2014 · High School Math Solutions – Derivative Calculator, the Basics. Differentiation is a method to calculate the rate of change (or the slope at a point on the graph); we will not differentiate using the definition which requires some tricky work with limits; but instead we will use derivative rules that are fairly easy to memorize.