What is the dimension of the matrix #[(-3,17,-22),(9,31,16), (20,-15,4)]#?

1 Answer

Answer:

#3# by #3# or #3xx3# matrix

Explanation:

A matrix dimension is based on the number of rows by the number of columns.

If a matrix has #m# rows and #n# columns, it is known as a #mxxn# matrix.

In the given example, as both rows and columns are three, it is a #3xx3# matrix