Consider a 3 x 4 matrix A in reduced row-echelon form. What can you say about the image
Chapter 3, Problem 46(choose chapter or problem)
Consider a 3 x 4 matrix A in reduced row-echelon form. What can you say about the image of A? Describe all cases in terms of rank(A), and draw a sketch for each.
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer