Derivations Definition and 102 Threads

Simple algebra, derivations, integrations. Desperate need of help :) Hi! This is my first post here (and it's not a very funny one). :) It's been a long time since I took any math, and I'm getting more and more confused. Need some help! a'*m' = b'*m a*m' = b*m b-b'=(a-a')*(m/m')...

Blarg. I have no idea how to do this thing. Can anyone give me some good links so I can read up on it? Like lessons and stuff. Because my teacher is very inadequate.