1 3 4 A = 41 2 3 4 5 Answer each of the following questions and enter each of your answers as a fraction. 1. The augmented matrix [A|I] is: 2. Save R and then perform the row operations 4R, - R2 - Rz and 3R- R3R3: 3. Save R and R, and perform the row operation 5R, - 11R, - R3:

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