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Directrix (directrix):
True or False: The domain of the curve y =x^2 is the set of nonnegative numbers.
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sam (.sam.):
True because any real number squared becomes positive.
Directrix (directrix):
I'm asking the following: True or False: The domain of the curve y =x^2 is the set of nonnegative numbers.
OpenStudy (anonymous):
It is False I think because it is the set of ALL real numbers.
OpenStudy (anonymous):
|dw:1330001688806:dw| So domain=R not just non-negative numbers. So false.
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