1. ## orders of matrix

I can't find this info in my book, but it is a homework problem.

The question is "determine the order of the matrix"

is it across x down or down x across?

2. Originally Posted by RenSully
I can't find this info in my book, but it is a homework problem.

The question is "determine the order of the matrix"

is it across x down or down x across?
Order is $r \times c$ where $r$ is the number of rows and $c$ is the number of columns.