Question

`2\left[\begin{array}{ccc}2&0\\1&3\ \end{array}\right] -3\left[\begin{array}{ccc}1&2\\0&4\\\end{array}\right] +\left[\begin{array}{ccc}3&0\\2&2\end{array}\right]`

Answer 1

`\left[\begin{array}{ccc}4&-6\\4&-4\\\end{array}\right]`