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Rewrite the expression using product property of square roots:

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

$\"\"$

Rewrite the expression using perfect square roots.

$\"\"$ (Perfect square roots of 54 = 14.4)

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Rewrite the expression using product property of square roots:

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

$\"\"$

$\"\"$ (Positive square root of: $\"\"$ )

$\"\"$ (Multiply: $\"\"$ ) $\"\"$

The simplified expression is $\"\"$ .