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Find 3A - 2B ​
A) [14−2014−8−1624]\left[ \begin{array} { c c } 14 & - 20 \\14 & - 8 \\- 16 & 24\end{array} \right]

Question 54

Multiple Choice

Find 3A - 2B.​ A=[6−444−44],B=[34−1−6210]A = \left[ \begin{array} { c c } 6 & - 4 \\4 & 4 \\- 4 & 4\end{array} \right] , B = \left[ \begin{array} { c c } 3 & 4 \\- 1 & - 6 \\2 & 10\end{array} \right] ​


A) [14−2014−8−1624]\left[ \begin{array} { c c } 14 & - 20 \\14 & - 8 \\- 16 & 24\end{array} \right]
B) [12−201424−16−8]\left[ \begin{array} { c c } 12 & - 20 \\14 & 24 \\- 16 & - 8\end{array} \right]
C) [102414−20−16−8]\left[ \begin{array} { c c } 10 & 24 \\14 & - 20 \\- 16 & - 8\end{array} \right]
D) [8−202414−16−8]\left[ \begin{array} { c c } 8 & - 20 \\24 & 14 \\- 16 & - 8\end{array} \right]
E) [16−20−162414−8]\left[ \begin{array} { c c } 16 & - 20 \\- 16 & 24 \\14 & - 8\end{array} \right]

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