What is the domain and range of #f(x) = sqrt(x - 8)#?
1 Answer
Mar 26, 2015
The domain is given setting the argument bigger or equal to zero to avoid a negative square root:
So the domain is all the real
The range must be all the
Graphically:
graph{sqrt(x-8) [-0.45, 50.86, -4.48, 21.2]}