Arg, Screwed ah screwed..
so pissed wif myself tt i 4get how to solve e idiotic cramer's rule.. the moment i open the paper, 1st question " solve tis blah blah using cramer's rule".. tt moment, omg mind was blank.. Darn, n half of e paper is abt matrix.. gg liao lor.. ~ i noe how to do de sia, crap man how can i 4get tt?!.. =(

- m i one tt says abt stuff yet nt carried out?.. i feel i m tt way smtimes, sry my frens, i m bad.. gee tis feeling is strange, there's smthings u feel badly abt making into action but jus lack the erm 'confidence' to go abt it.. wads shd b done?..