Determine the Size of Matrix a and Tell Whether It $$A = \left[ \begin{array} { r r r } 5 & 5 & - 3 \\- 4 & - 7 & 1\end{array} \right]$$

Multiple Choice

Determine the size of matrix A and tell whether it is a square matrix, row matrix, column matrix, or none of these.
- $$A = \left[ \begin{array} { r r r } 5 & 5 & - 3 \\- 4 & - 7 & 1\end{array} \right]$$

A) 2 × 3; none of these
B) 3 × 2; none of these
C) 3; row matrix
D) 6; row matrix