If Cij denotes the cofactor of element pij of the matrix , then the value of C31 . C23 is
A. 3
B. 5
C. 2
D. 8
Answer:A
If Cij denotes the cofactor of element pij of the matrix , then the value of C31 . C23 is
A. 3 B. 5 C. 2 D. 8