The determinant of matrix $\begin{bmatrix} 0 & p-q & p-r \\ q-p &0 & q-r\\ r-p &r-q &0 \end{bmatrix}$ is ____________.
$0$
$(p - q) (q - r) (r - p)$
$pqr$
$3pqr$
https://gateoverflow.in/366959/nielit-2021-dec-scientist-b-section-b-58
Answer is: Option A) 0.
When a triangular matrix is singular (because of a zero on the main diagonal) its determinant is zero.
64.3k questions
77.9k answers
244k comments
80.0k users
