Matrices organizes information such as variables and constants
and stores them in rows and columns, they are usually named C. Each
position in a matrix is called an element.
is made out of two rows and two columns. The element 4 is in row
2 and column 2.
It is common to name a matrix after its dimensions, a matrix
named Cm*k has m rows and k columns.
Videolesson: Find the number of columns and
rows in the following matrices