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Consider the augmented matrix: 1-3 47 A:= 0 1 2 2 0 0 15 (a) Is A in row echelon form? Is A in

Consider the augmented matrix: 1-3 47 A:= 0 1 2 2 0 0 15 (a) Is A in row echelon form? Is A in reduced row echelon form? (b) Solve the corresponding linear system.

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