If A is a square matrix of order 3, such that A(adj A) = 10I, then |adj A| is equal to
A. 1
B. 10
C. 100
D. 1000
Answer:C
If A is a square matrix of order 3, such that A(adj A) = 10I, then |adj A| is equal to
A. 1 B. 10 C. 100 D. 1000