Find the Indicated Matrix $A = \left[ \begin{array} { r r } - 1 & 3 \\ 2 & 2 \end{array} \right]$

question 65

Multiple Choice

Find the indicated matrix.
-Let $A = \left[ \begin{array} { r r } - 1 & 3 \\ 2 & 2 \end{array} \right]$ and $B = \left[ \begin{array} { c c } - 2 & 0 \\ - 1 & 1 \end{array} \right]$ . Find $A B$ .

• A) \(\left[ \begin{array} { l l } - 1 & 3 \\ - 6 & 2 \end{array} \right]\)
• B) \(\left[ \begin{array} { l l } 3 & - 1 \\ 2 & - 6 \end{array} \right]\)
• C) \(\left[ \begin{array} { r r } 2 & 0 \\ - 2 & 2 \end{array} \right]\)
• D) \(\left[ \begin{array} { r r } 2 & - 6 \\ - 1 & - 1 \end{array} \right]\)

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