Matrix Operations and Their Applications
1 Use Matrix Notation
- $$\left[ \begin{array} { r c c c } - 8 & 2 & - 1 & 0 \\5 & - 9 & - 2 & 4\end{array} \right] ; \mathrm { a } _ { 12 }$$

Multiple Choice

Matrix Operations and Their Applications
1 Use Matrix Notation
- $$\left[ \begin{array} { r c c c } - 8 & 2 & - 1 & 0 \\5 & - 9 & - 2 & 4\end{array} \right] ; \mathrm { a } _ { 12 }$$

A) $2 \times 4 ; 2$
B) $4 \times 2 ; 2$
C) $2 \times 4 ; 5$
D) $4 \times 2 ; 5$