Math Chapter Wise question with answer

Q01 The diagonal elements of a Skew-Hermitian matrix are English · DSE TGT 2019 Q02 If each element of a 3×3 matrix A is multiplied by 3 then the determinant of the newly formed matrix is – English · UP PGT 2021 Q03 The diagonal elements of a skew-symmetric matrix are English · UKPSC GIC 2018 Q04 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 Q05 If all the elements of a 3× × ×3 matrix P are 1, then P2 –3P is English · Rajasthan TGT 2016 Q06 The set of matrices S = x -x, 0 x R -x x ≠ ∈ forms a group under multiplication operations with identity element- English · Rajasthan TGT 2013