Question

Find the domain of f(x)= square root [x+5]-3. Give the answer either in set notation or interval notation

Answer 1

\[\sqrt{a}\ge0\]
\[x-5\ge0\]
\[x \ge5\]

Answer 2

Is this f(x)= square root{ [x+5]-3} or f(x)= square root{ [x+5]}-3? Grouping symbols are important for a correct solution.