PROBLEM 6E

Use the definition of Ax to write the matrix equation as a vector equation, or vice versa.

Answer:

Step 1:

In this problem we need to write the matrix equation as a vector equation.

By the definition of AX , the matrix vector product AX is defined by:

Here ,are columns of A , and are entries of x.

Given AX = B is :

Here ,

By the definition of AX:

Therefore ,