Download Advanced Grapher
Advanced Grapher is a complex but easy to use application. It will help you create graphics, polar functions, parametric equations, inequalities and many other mathematical operations.
It can contain a lot of graphs in a single window (about a 100 each one).
Between its features Advanced Grapher provides regression analysis, intersections, tangents, derivatives, etc.
In addition to that, you can copy and paste anything you create into this program for your projects and homework. They will look amazing!
It creates high definition graphs and the best about this tool is that is completely free to try.
Download it now, we can assure you won't regret it.