SOLUTION: state the domain of the following and provide a brief explanation for your answer: f(x)=sqrt x-8

Algebra ->  Functions -> SOLUTION: state the domain of the following and provide a brief explanation for your answer: f(x)=sqrt x-8      Log On


   

Question 165206: state the domain of the following and provide a brief explanation for your answer: f(x)=sqrt x-8
Answer by user_dude2008(1862) About Me  (Show Source):
You can put this solution on YOUR website!
Domain x%3E=8

Explanation: the radicand MUST be nonnegative. So this means that x-8%3E=0 ---> x%3E=8