Question

Given the matrix A:¦5 -3¦¦7 -4¦¦0 0¦¦-9 0¦

Answer 1

In order to find the size of the matrix is given by the product between the number of rows and the number of columns.

Therefore, the size of matrix A is 4x2.

Then, the matrix is arranged as follows

• The first number in a11 represents the row number.

,

• The second number in a11 represents the column number.

So,

The term a11 is 5 because it's positioned at the first row, first column.

The term a32 is 0 because it's positioned at the third row, second column.

The fourth option is correct.