Find $A B$ $A = \left[ \begin{array} { l l } - 8 & 4 \\- 4 & 7\end{array} \right]$

question 26

Multiple Choice

Find $A B$ $A = \left[ \begin{array} { l l } - 8 & 4 \\- 4 & 7\end{array} \right]$ $B = \left[ \begin{array} { c c } - 4 & - 2 \\4 & - 4\end{array} \right]$

• A) \(\left[ \begin{array} { c c }
• 4 & 0 \\
• - 46 & 24
• \end{array} \right]\)
• B) \(\left[ \begin{array} { c c }
• 40 & - 16 \\
• - 30 & - 12
• \end{array} \right]\)
• C) \(\left[ \begin{array} { c c }
• 16 & 32 \\
• 12 & - 36
• \end{array} \right]\)
• D) \(\left[ \begin{array} { c c }
• 24 & - 48 \\
• 2 & - 44
• \end{array} \right]\)
• E) \(\left[ \begin{array} { c c }
• 48 & 0 \\
• 44 & - 20
• \end{array} \right]\)

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