The Excel MDETERM function returns the matrix determinant of a given array. The input array must contain numbers only and be a square matrix, with equal rows and columns. The result is a number representing the matrix determinant.
Get matrix determinant of given array
A number representing the matrix determinant
array - A square array of numbers only.
The MDETERM function returns the matrix determinant of a given array, which must be a square matrix containing numbers only, and no blanks. In mathematics, a determinant using values in a matrix following a specific definition. The result of MDETERM a number representing the matrix determinant. The array argument can be provided as a range or an array constant.
In the example shown, the formula entered across in M7:
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