Questions: Determine the dimension of the matrix. [ [ 3 38 4 ] ] ×

Transcript text: Determine the dimension of the matrix. \[ \left[\begin{array}{r} 3 \\ 38 \\ 4 \end{array}\right] \] $\square$ $\times$ $\square$

Solution

Solution Steps

To determine the dimension of a matrix, we need to count the number of rows and columns it has. The given matrix is a column matrix with several rows and one column.

Step 1: Determine the Number of Rows

The given matrix is represented as: \[ \left[\begin{array}{r} 3 \\ 38 \\ 4 \end{array}\right] \] This matrix has $3$ rows.

Step 2: Determine the Number of Columns

The matrix consists of a single column, which means it has $1$ column.

Final Answer

The dimension of the matrix is $3 \times 1$. Thus, the final answer is \[ \boxed{3 \times 1} \]

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