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Mathematics 8 Online
OpenStudy (anonymous):

Determine whether the equation defines y as a function of x. x^2 + y^2 = 1 my answer is y is not a function of x

OpenStudy (anonymous):

help

OpenStudy (anonymous):

help anyone

OpenStudy (lucaz):

I think you're right, because solving for y we get a square root of something, wich gives a +/- answer

OpenStudy (anonymous):

it is a circle the unit cirle is a circle ever a function?

OpenStudy (lucaz):

also true!

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