An augmented matrix Q is defined as follows: [ | ] Q= 3 4 11 2 5 3 Identify the row operation (e.g., following: a. [ 4 10 6 3 4 11 | ] b. [ | ] 3 4 11 0 7/3 13 /3 3 R1 + R2 R 2 ) performed on Q that results in the