A is a matrix of order 3x3 with | A | = 3, | B | = 2.
Evaluate the following:
| adj A | , | adj A?|, | adj A-1
|,
| adj ( 4 A ) | , | A. adj A |,
| adj (adj A) |, | adj AB | ,
| AB |, | A-1 B
-1
|, | 2 AB |