(Choose 1 answer)
(See picture)
The symmetric difference of two sets A and B, denoted by AB,is the set of all elements that either belong to A or to B, but not both.
A. (i)
Suppose that AB = A. Choose the best answer:
B. (iv)
C. None of the other choices is correct
(i) A=B
D. (iii)
E. (ii)
(ii) B CA
(iii) A B
(iv) B = Ø
FUO
