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Mathematics 15 Online
OpenStudy (anonymous):

If f(x)=2x-1 and g(x)= √x, then the domain of (fog)(x) is

OpenStudy (anonymous):

Well, if you want to stay inside the real numbers, then the domain is x>= 0. Since if it's negative, then square root of a negative number is in the complex numbers... Do you know what domain is?

OpenStudy (anonymous):

no i dont but how did you get 0

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