Teaching Haryana (HPSC) PGT Mock Test 2024 Mathematics Matrices Adjoint and Inverse of a Square Matrix
For a invertible matrix A if A(adj A) \(=\begin{bmatrix} 10 & 0 \\\ 0 & 10 \end{bmatrix}\) then |A| =
1
100
2
-100
3
10
4
-10
5
Question Not Attempted