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Suppose we wish to compute the determinant of 2 0 2 2 1 2 -4 -4 -3 -3 A = = by cofactor expansion

Suppose we wish to compute the determinant of 2 0 2 2 1 2 -4 -4 -3 -3 A = = by cofactor expansion on row 3. What is that expansion? det (A) And what is the value of that determinant? +

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