Question: Determine the inverse of the given matrices using elementary row operations. If the matrix is not invertible, state that. (for both) (i) 1 2 1

Determine the inverse of the given matrices using elementary row operations. If the matrix is not invertible, state that. (for both) (i) 1 2 1 2 1 3 0 3 1 (ii) 2 3 0 0 1 1 0 0 0 0 1 0 0 0 4 1

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