SOLUTION: How do I graph x^2 +4yx+y^2-4?

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Question 947907: How do I graph x^2 +4yx+y^2-4?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
I'm assuming that you want a 3D plot of this function of two variables as opposed to this expression being equal to some value (?).
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