Question
Mathematics Question on Adjoint and Inverse of a Matrix
If A is a square matrix of order 3 and |A|=5, then |adj(adjA)| is:
A
125
B
625
C
75
D
375
Answer
625
Explanation
Solution
The correct option is (B):625
If A is a square matrix of order 3 and |A|=5, then |adj(adjA)| is:
125
625
75
375
625
The correct option is (B):625