Which of the following properties of matrix are correct?
(A) (A')' = A
(B) The rank of an n × n nonsingular matrix A must be less than n
(C) (AB)' = B'A'
(D) (A + B)n = An + Bn
(E) (A')-1 = (A-1)
Choose the correct answer from the options given below:
1
(A), (B) and (C) only
2
(A), (D) and (E) only
3
(A), (C) and (D) only
4
(C), (D) and (E) only