If A is a square matrix of order 5 and 9A^{-1}=4A^T then |adj (adj | Filo

Class 12

Math

Algebra

Matrices

552
150

If A is a square matrix of order 5 and then |adj (adj (adj A))I (where and adj(A) denotes the inverse, transpose and adjoint of matrix A respectively) contains:

1. 56 digits
2. 60 digits
3. 58 digits
4. 53 digits
Solution: