In this video, we provide essential "math help" by explaining how to "graph" functions, beginning with a basic cosine wave ...

In this math tutorial, we compare and contrast four different transformations for the absolute value function. We'll look at basic transformations and highlight the differences between two specific ...

For novices, functions are one of the most intimidating features of OpenOffice.org's Calc. Newcomers quickly learn that functions are a main feature of spreadsheets, but there are almost four hundred, ...