1.

Let A = [aij] and B = [bij] be two square matrices of order n and det(A) denote the determinant of A. Then, which of the following is not correct:

A. If A is a diagonal matrix, then det(A) = a11 a22 ... ann.
B. det(AB) = det(A) det(B).
C. det(cA) = c [det(A)].
D. det(A) = det(AT), where AT denotes the transpose of the matrix A.
Answer» D. det(A) = det(AT), where AT denotes the transpose of the matrix A.


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