helo!!!!

HI.....IM BACK NOW!!!! hee.....long time nvr blogging....todae got E.maths and physics exam..hope that i'll pass. =) For E.maths q 9(a) i dunnoe how to do sia . =( budden i got do laaa...oh.shit..someone ask me for my number ..shuld i give.NOOOO!!!! actually i dunnoe him laa. dun care la..=D . oh..one of my fri angry at me!! what i done wrongly?? stupid! hee..=D