Question: 1 1 0] For the matrix A = 1 2 1, which of the following is correct 2 1 0 (a) A +3A-1=0 (b)

1 1 0] For the matrix A = 1 2 1, which

1 1 0] For the matrix A = 1 2 1, which of the following is correct 2 1 0 (a) A +3A-1=0 (b) A-3A-1=0 (c) A +2A-1=0 (d) A-A+1=0

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