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For the following matrix , answer the following two questions. 1.Is the matrix in row-echelon form?If not, explain why the matrix A is not in

For the following matrix , answer the following two questions.

1.Is the matrix in row-echelon form?If not, explain why the matrix A is not in row-echelon form.

2.Is the matrix in reduced row-echelon form (rref)?If not, explain why the matrix A is not in rref and find the rref of A.

A = 0 1 0 1

1 0 1 2

0 0 1 3

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