if A is a nth order square matrix then det(5A)=
Answer (1)
3rd Mar, 2021
If all elements of a row (or column) of a determinant are multiplied by some scalar number k, the value of the new determinant is k times of the given determinant.
Let the determinant of the given matrix be det(A)
When the matrix is multiplied by 5, then det(5A) will be: 5*det(A)
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