* Must provide complete answers to each problem including any procedures needed to recieve partial/full credit. Guesses recieve no credit. Im still learning, and getting stuck in a few steps. THANKS in advance!
Problem 3. The matrices A represent the augmented matrices of some linear systems. In each case decide how many solutions the linear system has (from among 0, 1, or infinitely many). 01 4 5 6 (a) A=11 2 3 2 1 0 0 1 2 3 [12115] (b) A- 0132 0 1 1 -2-1 2