<p>You can, as long as they are legal (No QWERTY, other rules blah blah blah). I used a TI-83+ and TI-89 Titanium on Calc AB.</p>
<p>You can, as long as they are legal (No QWERTY, other rules blah blah blah). I used a TI-83+ and TI-89 Titanium on Calc AB.</p>