QuestionWhat are the dimensions of this matrix? $$\left[\begin{array}{lll} 3 & 6 & 9 \end{array}\right]$$ $\square$ by

Studdy Solution
State the dimensions of the matrix. The matrix has 1 row and 3 columns, so its dimensions are:
$$1 \times 3$$
The dimensions of the matrix are $\boxed{1 \times 3}$.