In this video, we provide essential "math help" by explaining how to "graph" "piecewise functions", moving beyond simple ...

In this video, we provide essential "math help" by explaining how to "graph" piecewise functions. This "math tutorial" breaks down what is a function into its component parts, explaining the ...

Of course this produces the same derivative values as the usual limit-based definitions of the derivative. What makes this possibly preferable to the usual formulas, though, is that it arises out of ...