Given the initial augmented matrix

Question

1 -1 0 2
3 -2 -2 3
-2 2 1 -3

RREF?

Answer 1

What is your question?
What does RREF stand for?

Answer 2

row reduced form

Answer 3

let U = {5,10,15,20,25,30,35,40} find 10,20