Simplify a square root of a number.
Check the final answer first, then review the worked steps.
Problem
Simplify a square root of a number.
Step-by-step solution
To simplify $\sqrt{27}$, we find the largest perfect square factor of 27, which is 9. Then, $\sqrt{27} = \sqrt{9 \times 3} = \sqrt{9} \times \sqrt{3} = 3\sqrt{3}$.
Answer
$3\sqrt{3}$