Teaching HTET PGT Level 3 - 2024 Mock Test Mathematics Matrices Adjoint and Inverse of a Square Matrix
Consider the following in respect of a non-singular matrix of order 3:
1. A (adj A) = (adj A) A
2. |adj A| = |A|
Which of the above statements is / are correct?
1
1 only
2
2 only
3
Both 1 and 2
4
Neither 1 nor 2