Reply to Re: I gave up to the Computers National Olimpiad
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"Functions of graphs with x and y coordinates" sounds like f(x,y) = x+y, so that'll be a step forwards to understanding vectors. Good luck, or at least have fun.
Not f(x,y) (not yet anyway). Just x=f(y) or y=f(x).
Not f(x,y) (not yet anyway). Just x=f(y) or y=f(x).
