Chapter 7 - Section 7.1 - Radicals and Radical Functions - Exercise Set - Page 417: 85

$\text{Domain: the interval } [0,\infty) $

Using a table of values, the graph of the given function, $ f(x)=\sqrt{x}+2 ,$ is shown below. Using the graph, the domain of the given function is \begin{array}{l}\require{cancel} \text{Domain: the interval } [0,\infty) .\end{array}