Let and be two square matrices of order and denote the determinant of . Then, which of the following is **not correct**:

Explanation: Concept Properties of Determinants: - The determinant of a diagonal matrix is the product of the diagonal entries. - If and are both matrices, then . - For a matrix , . - The determinant of a square matrix is the same as the determinant of its transpose. Calculation From the properties of determinants stated above, it can be seen that **is not correct.** The correct statement would be .

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