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) $4 \times 4 ; - 12$

Question

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) $4 \times 4 ; - 12$

Quizplus · Accepted Answer

The given matrix is a $4 \times 5$ matrix because it has 4 rows and 5 columns. The element $a_{34}$ refers to the element in the 3rd row and 4th column, which is $12$.

Matrix Operations and Their Applications 1 Use Matrix Notation -

Matrix Operations and Their Applications
1 Use Matrix Notation
-