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Which formula based on partial derivatives provides the slope of the level curve z = f(x,y) ?
 one year ago
 one year ago
Which formula based on partial derivatives provides the slope of the level curve z = f(x,y) ?
 one year ago
 one year ago

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baldymcgee6Best ResponseYou've already chosen the best response.0
I know the answer... But I don't know why.
 one year ago

zepdrixBest ResponseYou've already chosen the best response.0
What is the answer? Maybe it'll refresh my memory ^^ heh
 one year ago

baldymcgee6Best ResponseYou've already chosen the best response.0
I cant get the del sign in latex :/
 one year ago

zepdrixBest ResponseYou've already chosen the best response.0
its ummm nambla i think.. \nambla
 one year ago

baldymcgee6Best ResponseYou've already chosen the best response.0
i thought it was \del
 one year ago

baldymcgee6Best ResponseYou've already chosen the best response.0
nope thats an upside down triangle
 one year ago

zepdrixBest ResponseYou've already chosen the best response.0
Yah that's the... del operator :o do you want the one with the vector arrow above it..? :o
 one year ago

baldymcgee6Best ResponseYou've already chosen the best response.0
\frac{ dy }{ dx } = \frac{\del f /\del x}{\del f/\del y}
 one year ago

baldymcgee6Best ResponseYou've already chosen the best response.0
i mean like the one used on http://en.wikipedia.org/wiki/Partial_derivative
 one year ago

baldymcgee6Best ResponseYou've already chosen the best response.0
\[\Huge\frac{ dy }{ dx } = \frac{\partial f /\partial x}{\partial f/\partial y}\]
 one year ago

zepdrixBest ResponseYou've already chosen the best response.0
\[\huge \vec \nabla f(x,y)=\left<\frac{\partial f}{\partial x}, \frac{\partial f}{\partial y}\right>\]
 one year ago

zepdrixBest ResponseYou've already chosen the best response.0
Oh sorry i didn't notice u already found it, hehe
 one year ago

baldymcgee6Best ResponseYou've already chosen the best response.0
oo, yours is fancy, i dont know what the nabla is though, thats okay...
 one year ago

zepdrixBest ResponseYou've already chosen the best response.0
Yah i been trying to figure out latex the last couple of weeks :) it's kinda interesting
 one year ago

baldymcgee6Best ResponseYou've already chosen the best response.0
very interesting.. i'm pressured to use it for one of my math classes, i try to avoid it.. :)
 one year ago

baldymcgee6Best ResponseYou've already chosen the best response.0
anyways, do you get the question?
 one year ago

zepdrixBest ResponseYou've already chosen the best response.0
the nabla thing is the "gradient" of f, it's the direction of greatest increase from a surface. It ummmmmm... i would try to draw a picture but i'm not sure i have the greatest understanding of it myself... :\ hmm
 one year ago

baldymcgee6Best ResponseYou've already chosen the best response.0
haha, thats okay.. i'll learn that when i get to that.
 one year ago
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