Coordinate Geometry

I have been so busy yesterday.i have so much to think & do.

add math add math!howwww..till chapter 6 !

i am not so worried of add math.guess what i m worried about.

nope its not biology,not physics,not chemistry!its SEJARAH!who can help me..?=(

today went to tuition as usual.biology today was kinda fun because i feel that time passes sooo fast.

add math entered coordinate geometry.the y2-y1 those la..i can remember now.maybe after a few weeks it fly away again.just like how my simultaneous equation did.

well,i will update soon !