$\"\"$

\

The expression is $\"\"$ .

\

$\"\"$ (Factor into squares where possible)

\

Apply Product property of radicals: $\"n$ .

\

$\"\"$

\

$\"\"$ (Evaluate powers: $\"\"$ )

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

The simplified expression is $\"\"$ .