A function is a rule that is applied to one set of values to give another set of values. A function can be illustrated on a graph – points are plotted as coordinates and joined by either a straight ...

In this part you do not have to sketch the graph and you may even be given the sketch of the graph to start with. For a quadratic equation of the form \(y = k{(x - a)^2} + b\), the following diagram ...

If you understand the definition of a mathematical function, a good way to judge it is that any line drawn parallel to the y-axis intersects with the values in the function’s curve only once. The same ...

Thus {f, g} represents the unordered pair of functions f and g. So will plot both f and g on the same graph. We don't care wich order it does them in so we can give f and g as an unordered pair.

As your kids get older, that school supply list may get shorter, but not necessarily cheaper. One item that can cause sticker shock for parents of middle and high school students is a specialized ...

Golden Software, a developer of software for data visualization and analysis, has released Version 14 of the Grapher scientific graphing package with new plotting and customizing functionality.

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

Earlier this month, Microsoft surprisingly decided to make the Calculator app for Windows 10 available on GitHub, not only bringing users and developers the ability to contribute to the app but also ...