We also tried doing this unit without a Graphing Calculator like the TI-83 we're used to. I showed my students a Computer Algebra System called SAGE. SAGE is based on the python programming language and is very easy to use. SAGE is a free online mathematical programming environment like Mathematica and MATLAB. The ScreenCast below is a playlist including videos from last year using the TI-83 and new videos from this year using SAGE.
Here's our ScreenCasts and SmartNotes for this week: