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Mathematics
OpenStudy (anonymous):

Is the equation f(x)=x^2-5 a function?

OpenStudy (anonymous):

yes its even continuos with no range or domain restrictions

OpenStudy (cwrw238):

yes in particular its a many-to-one function eg x = +1 and x = -1 map to f(x) = 1-5 = -4

OpenStudy (anonymous):

yup

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