Let A be a 3 3 matrix with a11 = 0 and a21 0. Show
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-a12a21a33 + a12a31a23 + a13a21a32 - a13a31a22 ≠ 0
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Given that a 11 0 and a 21 0 let us interchange the first two rows of A and also multiply th...View the full answer
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