Thanks in advance!
I got this answer:
and i just want to make sure I did it right...
Last edited by mr fantastic; April 23rd 2009 at 07:19 PM.
Reason: Merged posts
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Edit: Oh you just had to get banned. =p
Easier way to do it when you've got it in that form: -(d/dx)/(d/dy)
d/dx = 2x - y
d/dy = -x - 8y
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