👉 Learn how to graph piecewise functions. A piecewise function is a function which has more than one sub-function for ...

Learn how to determine the domain and range of a function given the graph of the function. Since the domain of a function is ...

Expressions are a useful tool, however they can become confusing as the variables all are global. Changing x changes the value of any expression involving x. This is not usually how we want things to ...

This example illustrates some properties of splines. Splines are curves, which are usually required to be continuous and smooth. Splines are usually defined as piecewise polynomials of degree n with ...