SOLUTION: give the domain and range of f(x) = square root of x-4

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Question 1107502: give the domain and range of f(x) = square root of x-4
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
Domain is any x > =4. The square root of (x-4) is not real if x is less than 4.
The range is (0, +oo)
The sqrt can't be negative, but as x becomes infinite, the square root goes to infinity as well.
graph%28300%2C300%2C-10%2C10%2C-10%2C10%2Csqrt%28x-4%29%29