Math 2210 UPDATED Exam Questions and CORRECT Answers
cofactor definitioncij(A) = (-1)^(i+j) det(Aij) (-1)^(i+j) is called the sign of the (i,j)-position if A has a row or column of zeros,det(A) = 0 if two distinct rows (or columns) of A are interchanged, the determinant of the resulting matrix is-detA if a row (or column) of A is multiplied by a constant u, the determinant of the resulting matrix isu(detA) if two distinct rows (or columns) of A are identical, detA =0
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- Math 2210
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- 21 de abril de 2024
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