Answer:
7√3
Explanation:
To simplify a square root, look for some of its factors. You are especially looking for factors that are square numbers, or sometimes factors that repeat (repeating factors give you a square number).
√147
=√3·49 Remember 49 is a square number, you can take out its square root.
=7√3 Simplified.
You might also end up with these factors instead.
√147
=√3·7·7 Two same factors mean a square number you can take out.
=7√3 Simplified form.