We were given a graphing calculator. I don't know why.

In the context of Math 12, here's my ratings.

<table>
<tr><td><a href = "ARITHSER.83P">ARITHSER.83P</a></td><td>Arithmetic Series</td><td>Slightly useful.</td></tr>

<tr><td><a href = "ARITHTRM.83P">ARITHTRM.83P</a></td><td>Arithmetic Term</td><td>Slightly useful.</td></tr>

<tr><td><a href = "CUBIC.83P">CUBIC.83P</a></td><td>Cubic Polynomial</td><td>Forget what it does (not useful, I think).</td></tr>

<tr><td><a href = "DISTANCE.83P">DISTANCE.83P</a></td><td>Distance</td><td>Fairly useful.</td></tr>

<tr><td><a href = "DIVPOLYN.83P">DIVPOLYN.83P</a></td><td>Divide Polynomials</td><td>Slightly useful.</td></tr>

<tr><td><a href = "FACTOR.83P">FACTOR.83P</a></td><td>Factor Polynomials</td><td>Very useful.</td></tr>

<tr><td><a href = "GEOSEQ.83P">GEOSEQ.83P</a></td><td>Geometric Sequences</td><td>Slightly useful.</td></tr>

<tr><td><a href = "MIDPOINT.83P">MIDPOINT.83P</a></td><td>Midpoint</td><td>Fairly useful.</td></tr>

<tr><td><a href = "PERCDIFF.83P">PERCDIFF.83P</a></td><td>Percentage Difference</td><td>Fairly useful.</td></tr>

<tr><td><a href = "RECURSE.83P">RECURSE.83P</a></td><td>Recursive Series</td><td>Slightly useful.</td></tr>

<tr><td><a href = "SEQNSERI.83P">SEQNSERI.83P</a></td><td>Sequences and Series</td><td>Slightly useful.</td></tr>

<tr><td><div><a href = "SOLVETRI.83P">SOLVETRI.83P</a></td><td>Solve a Triangle</td><td>Very useful.</td></tr>

<tr><td><a href = "STDQUAD.83P">STDQUAD.83P</a></td><td>Standard Form Quadratics</td><td>Very useful.</td></tr>

<tr><td><a href = "Z3D.83P">Z3D.83P</a></td><td>Z3d</td><td>Useless 3d graphics engine.</td></tr>

</table>