Matrix Operations and Their Applications
1 Use Matrix Notation
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Multiple Choice

Matrix Operations and Their Applications
1 Use Matrix Notation
- $$\left[ \begin{array} { c c c c c } 3 & 7 & 6 & 7 & - 3 \\3 & - e & - 15 & - 13 & \pi \\- 6 & 9 & - 12 & 12 & 8 \\\frac { 1 } { 3 } & 9 & 6 & - 1 & 5\end{array} \right] ; a _ { 34 }$$

A) $4 \times 5 ; 12$
B) $5 \times 4 ; 6$
C) $20 ; 8$
D) $4 \times 4 ; - 12$