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Mathematics 14 Online
OpenStudy (anonymous):

Find the domain: Let Y(x)=sqrt x-5+3

OpenStudy (coconutjj):

simplify to sqrt(x-2)

OpenStudy (coconutjj):

For what values of x is f(x) undefined?

OpenStudy (unklerhaukus):

NB, you can't take the square root of a negative number (and get a real result)

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