Question

select the correct answer.
what is the order of this matrix?
\

$$\begin{bmatrix}2 & -1 & 0\\\\4 & 1 & -2\\\\3 & -5 & 1\\\\3 & 6 & 1\\\\3 & 1 & 0\\end{bmatrix}$$

\bigcirc a. \\ 2 \times 3
\bigcirc b. \\ 3 \times 5
\bigcirc c. \\ 5 \times 3
\bigcirc d. \\ 3 \times 2

Explanation:

Step1: Count matrix rows

Count the number of horizontal rows: $5$ rows

Step2: Count matrix columns

Count the number of vertical columns: $3$ columns

Step3: Define matrix order

Matrix order is $\text{rows} \times \text{columns}$

Answer:

C. $5 \times 3$