Find the dimension of matrix A. $$A = \left[ \begin{array} { c c c c c }
1 & 2 & 3 & 4 & 5 \
6 & 7 & 8 & 9 & 10
\end{array} \right]$$
A) $2 \times 6$
B) $5 \times 5$
C) $5 \times 2$
D) $1 \times 5$
E)none

Question

Find the dimension of matrix A. $$A = \left[ \begin{array} { c c c c c } 
1 & 2 & 3 & 4 & 5 \
6 & 7 & 8 & 9 & 10
\end{array} \right]$$
A) $2 \times 6$
B) $5 \times 5$
C) $5 \times 2$
D) $1 \times 5$
E)none

Quizplus · Accepted Answer

The dimension of matrix A is given by the number of rows by the number of columns. Matrix A has 2 rows and 5 columns, so its dimension is $2 \times 5$, which is not listed among the options provided.

Find the Dimension of Matrix A A=[12345678910]A = \left[ \begin{array} { c c c c c } 1 & 2 & 3 & 4 & 5 \\6 & 7 & 8 & 9 & 10\end{array} \right]A=[16​27​38​49​510​]

Find the Dimension of Matrix A $A = \left[ \begin{array} { c c c c c } 1 & 2 & 3 & 4 & 5 \\6 & 7 & 8 & 9 & 10\end{array} \right]$