$\"\"$

Rewrite the expression using perfect square roots.

$\"\"$ (The factors of 30 = 5 $\"\"$ 6 and 6 = 3 $\"\"$ 2)

Rewrite the expression using product property of square roots;

For nonnegative real numbers a and b, $\"\"$ .

$\"\"$

$\"\"$ (The factors of 6 = 3 $\"\"$ 2 )

$\"\"$

The simplified expression is $\"\"$ .