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Here is the questions D Using elementary operation, write each of the following matrices in reduced row-echelon form 2 4 W b 0 1 d

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D Using elementary operation, write each of the following matrices in reduced row-echelon form 2 4 W b 0 1 d . 10 2 0 O 0 -1 10 1 - 1 (8) Solve the following system of equation using matrices. 1 . 2 x + y + 22 = 2 2 . X + y + 2 = 2 3 . n + 2 = 0

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