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I mean the xy=c² kind I've got no idea... I know e = root 2 for all of them but aside from that, I'm stumped

Just wanted to say that and don't give me any of that 'oh it reflects social conventions' bullshit, it's ten years behind any other genre in terms of recognising social values, it's boring, formulaic, predictable, aggravating, and a downright waste of time for anyone involved. Thank you...

ok I do 4u maths, 4u english, french and chemistry. I wanted to only do ten units but I had to do four subjects for the HSC. Now, I'm still in the same dilemma, and since I still suck at chemistry I'm thinking of not trying and concentrating all my efforts on getting good marks in every other...

i divided by -1 is obviously (- i) correct? hmm.. if i = root(-1) = (-1)^1/2 then i/-1 = ((-1)^1/2)/(-1) = (-1)^1/2 / (-1)^1 ie = (-1)^-1/2 = 1 / i so... 1 / i = (- i) ??? how does this work.. hmm.. just a thought.

hey I've got a really annoying question that I found in Jeff Geha's book, and since I don't understand what he's up to, I thought I'd post my solution here and see what you guys think.. The question : in a certain box it is known that there are two black marbles and the rest are red. Four...