$\"\"$

\

The matrix operation is $\"\"$ .

\

$\"\"$ (Original matrix)

\

Distributive the scalar: $\"\"$ .

\

$\"\"$

\

$\"\"$ (Simplify)

\

$\"\"$ (Add: $\"\"$ )

\

$\"\"$ (Simplify)

\

Therefore, the simplified matrix is $\"\"$ . $\"\"$

\

The result of operation is $\"\"$ .