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Mathematics 7 Online
OpenStudy (anonymous):

Determine which of the equations define a function with independent variable x. For those that do find the domain. For those that do not, find a value of x to which there corresponds more than one value of y y-x^2=1

OpenStudy (anonymous):

\[y-x^2=1\\ y=x^2+1\] makes \(y\) a function of \(x\)

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