Question

what is $sqrt{9}$?

Explanation:

Step1: Recall square - root definition

The square - root of a number \(x\), denoted as \(\sqrt{x}\), is a value \(y\) such that \(y\times y=x\). We need to find a number \(y\) where \(y^2 = 9\).
Since \(3\times3 = 9\), \(\sqrt{9}=3\).

Answer:

3