had maths tuition 2day.aft a realli lonnnnggg break from it.haha.felt so much better clarifying all my doubts.haha.but i asked lots of dumb qns.haha.and i didnt know that to determine whether the graph is max or min for inequalities is to look at the coefficient of the largest term. i thought we look at <> !!! i always had the wrong idea!!arghh.haha.
anyway, i juz realised that theres chem lecture tmr on thermochem but its optional.dun tink i'll be going... gonna slp now..haha.nitezz