What is the dimension of the matrix
$A = \left[ \begin{array} { c c c }
2 & - 9 & 8 \
4 & 6 & - 7
\end{array} \right]$
The dimension of the matrix is $\_\_\_\_\_\_\_\text { x }\_\_\_\_\_\_\_$ .

What is the value of the element $b _ { 21 }$
$b _ { 21 } =\_\_\_\_\_\_\_$

Question

What is the dimension of the matrix 
  $A = \left[ \begin{array} { c c c } 
2 & - 9 & 8 \
4 & 6 & - 7
\end{array} \right]$  
The dimension of the matrix is $\_\_\_\_\_\_\_\text { x }\_\_\_\_\_\_\_$ .
 
What is the value of the element $b _ { 21 }$  
  $b _ { 21 } =\_\_\_\_\_\_\_$

Quizplus · Accepted Answer

The Answer of What is the dimension of the matrix 
  $A = \left[ \begin{array} { c c c } 
2 & - 9 & 8 \
4 & 6 & - 7
\end{array} \right]$  
The dimension of the matrix is $\_\_\_\_\_\_\_\text { x }\_\_\_\_\_\_\_$ .
 
What is the value of the element $b _ { 21 }$  
  $b _ { 21 } =\_\_\_\_\_\_\_$

What Is the Dimension of the Matrix A=[2−9846−7]A = \left[ \begin{array} { c c c } 2 & - 9 & 8 \\4 & 6 & - 7\end{array} \right]A=[24​−96​8−7​]

What Is the Dimension of the Matrix $A = \left[ \begin{array} { c c c } 2 & - 9 & 8 \\4 & 6 & - 7\end{array} \right]$