Question

The adjoint of the matrix
[1 2 1
3 2 3
1 1 2]
options are
1.[1 -3 1
-3 1 1
4 0 4]
2.[-1 3 -1]
3 1 -1
-4 0 4]​

Answer 1

Step-by-step explanation:

u see. in picture like and follow .e