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Mathematics 7 Online
OpenStudy (anonymous):

What is the domain of F(x)=radical x-4 over the set of real numbers??

OpenStudy (mathstudent55):

Is this the function? \(f(x) = \sqrt{x - 4} \)

OpenStudy (anonymous):

Are you familiar with 'Domain' ???

OpenStudy (anonymous):

Yes

OpenStudy (mathstudent55):

The domain is what values can the x variable take on? Since there is an x inside a root, certain values of x will not be acceptable. What numbers can you have inside a radical and have a real answer?

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