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Subjects>Math>Math & Arithmetic

Is x2 plus y2 equals 4 a function?

Anonymous

∙ 13y ago

Updated: 12/24/2022

No. By definition, a function has a single unique value for every value passed into it. The equation given here describes a circle, which can not be rearranged to meet this condition.

Wiki User

∙ 13y ago

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Is x2-y2 plus 49 equals 0 a function?

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Equation of director circle of the circle x2 plus y2 equals r2 is?

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