Question

what is the condition to have determinant of a matrix

Answer 1

Answer:

Pick any row or column in the matrix. It does not matter which row or which column you use, the answer will be the same for any row. Multiply every element in that row or column by its cofactor and add. The result is the determinant.

Answer 2

Answer:

the matrix must be a square matrix

Step-by-step explanation:

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