Question

The determinant can be found by multiple all of the numbers in the diagonal of a triangular matrix. Does this only apply to 3x3 matrixes or can this also work with 4x4 and 5x5 matrixes?

Answer 1

the determinant of a triangular matrix is given by the product of its diagonal elements. That statement holds for every matrix, namely for nxn matrices, with n any natural number

Answer 2

Thanks again!

Answer 3

thanks!