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Let A be a square matrix of order 3 whose elements are real numbers and adj (adj (adj A))=⎡⎢⎣160−3040034⎤⎥⎦. Then the absolute value of trace(A−1) is

Answer» Let A be a square matrix of order 3 whose elements are real numbers and adj (adj (adj A))=1603040034. Then the absolute value of trace(A1) is


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