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Mathematics 8 Online
OpenStudy (anonymous):

in y^2=3x-7 is y a function of x? I'm really confused please help me

zepdrix (zepdrix):

|dw:1377123789403:dw|It might help if we graph the function. :) We have a parabola opening to the right like this.

zepdrix (zepdrix):

|dw:1377123835583:dw|To be considered a function, it needs to pass the `Vertical Line Test`, does this one pass?

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