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Mathematics 8 Online
OpenStudy (anonymous):

How do you find the domain and range of f(x)=sqrt. x-5? please show work

OpenStudy (unklerhaukus):

domain is all the values of x that make sense range is all the possible values of y

OpenStudy (mertsj):

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OpenStudy (mertsj):

The radicand which is x-5 cannot be negative so we write x-5>0. When we solve that we get x>5 and that is the domain

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