SOLUTION: Is x^2+3y^2=9 a function?
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Question 351403: Is x^2+3y^2=9 a function?
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
This equation has a graph that is an ellipse. If you can find a vertical line that intersects the graph of the relation at more than one point then the relation is NOT a function. Otherwise, it is a function.
John
My calculator said it, I believe it, that settles it
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