![\left[\begin{array}{ccc}-2-2\\-2-1\\1-1\end{array}\right]](/tpl/images/0306/5241/88052.png)
=![\left[\begin{array}{ccc}-4\\-3\\0\end{array}\right]](/tpl/images/0306/5241/197b3.png)
![\left[\begin{array}{ccc}-2\\-2\\1\end{array}\right]](/tpl/images/0306/5241/2ca61.png)
-![\left[\begin{array}{ccc}-2\\1\\1\end{array}\right]](/tpl/images/0306/5241/f5151.png)
Add & subtract matrices
plz give the answer .. .
...
Answers: 2
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