<p>for the sat II math IIc test, do we have to memorize and know like the sum and difference and double angle trig formulas?</p>
<p>Program them into your calculator, or if you have a usb cable for it, download SAT 2 Math Dojo here:
<a href="http://www.ticalc.org/pub/83plus/basic/math/sat2mathdojo83p.zip%5B/url%5D">http://www.ticalc.org/pub/83plus/basic/math/sat2mathdojo83p.zip</a></p>
<p>But I have to say that knowing them definitely helps</p>