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C. Determinant of Matrix 1 -2 3 | 2 A = 1 1 -5 -1 0 2 3 4 2 1 3 1. Cofactor

C. Determinant of Matrix 1 -2 3 | 2 A = 1 1 -5 -1 0 2 3 4 2 1 3 1. Cofactor Expansion 2. Pivotal Condensation ||

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