Question

can anyone tell me properties of complement sets​

Answer 1

Complement Laws: The union of a set A and its complement A' gives the universal set U of which, A and A' are a subset. Also, the intersection of a set A and its complement A' gives the empty set ∅.

Answer 2

Complement of Sets Properties :

i) Complement Laws: The union of a set A and its complement A' gives the universal set U of which, A and A' are a subset.

ii) Law of Double Complementation: According to this law if we take the complement of the complemented set A' then, we get the set A itself.