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Let A, B, C, D and E be 3 x 3 matrices such that det (E) = 5 and: 1 E R3 R3 -5 B

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Let A, B, C, D and E be 3 x 3 matrices such that det (E) = 5 and: 1 E R3 R3 -5 B R1 - R1 + 3R3 C R1 R2 D R3 - -3R3 -+ Compute det ( A) using only the properties of elementary row operations and determinants. DO NOT assign values to the entries of the matrices. Show all your work

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