If Possible, Find 4A + 5B A) $\left[ \begin{array} { c c c } - 73 & - 6 & - 43 \\- 18 & - 64 & 39\end{array} \right]$

question 30

Multiple Choice

If possible, find 4A + 5B. $A = \left[ \begin{array} { c c c } - 7 & 1 & - 2 \\- 7 & - 6 & 1\end{array} \right] , B = \left[ \begin{array} { c c c } 9 & 2 & 7 \\- 2 & 8 & - 7\end{array} \right]$

• A) \(\left[ \begin{array} { c c c }
• - 73 & - 6 & - 43 \\
• - 18 & - 64 & 39
• \end{array} \right]\)
• B) \(\left[ \begin{array} { c c c }
• 2 & 3 & 5 \\
• - 9 & 2 & - 6
• \end{array} \right]\)
• C) \(\left[ \begin{array} { l l l }
• 1 & 0 & 0 \\
• 0 & 1 & 0
• \end{array} \right]\)
• D) \(\left[ \begin{array} { c c c }
• 17 & 14 & 27 \\
• - 38 & 16 & - 31
• \end{array} \right]\)
• E)not possible

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