Using the Equation Editor

Fun class today...enjoy the fact that we don't simply get a continuous lecture on ...uhh limits! >.>

Anyways, even without worries of the quiz, I still have to relearn the trig material eventually. So lets see...
is a much needed formula... what else?... oh umm...



...  yea so... technically i just made an excuse to use the equation editor.... but!... i was thinking about the trig limits!! =) That counts for something right?