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Mathematics 25 Online
OpenStudy (anonymous):

domain of f(x)=radical(16-x^2) and g(x)=x^2-16. I simplified the equation and got -x^2. but don't know the domain?

OpenStudy (anonymous):

The domain is all values possible for x. In this case that would be all real numbers. If it was say 1/x then x would be any number except 0.

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