Math Chapter Wise question with answer

Q01 If 3 1 2 6 2 4, 3 1 2 A − = − − = − − = − − = − − − − then what is the rank of A? English · PGT 2005 Q02 Let A and B have 4 and 8 elements respectively. Then what can be maximum and minimum number of elements in A × × ×... English · PGT 2004 Q03 If the area of a triangle with the vertices (-3, 0), (3, 0) and (0, k) is 9 sq. units, then the value of k is English · Bihar (TRE 2.0)-2023 Q04 If the system of linear equations: x + y + kz = 4 x – 2y +2z = 3 3x + y – z = 5 are inconsistent, then the value of... English · KVS PGT 2023 Q05 If matrix A = 2 5 5 0 3 1 0 1 3 −, then Eigen value of the matrix A is: English · KVS PGT 2023 Q06 Let A be a 3 × 3 complex Hermitian matrix which is unitary. Then the distinct eigen values of A are: English · NVS PGT 2022