Question

Complement of a complement is the given set.............

Answer 1

Answer:

When all sets under consideration are considered to be subsets of a given set U, the absolute complement of A is the set of elements in U but not in A.

Answer 2

Answer:

When all sets under consideration are considered to be subsets of a given set U, the absolute complement of A is the set of elements in U but not in A. The relative complement of A with respect to a set B, also termed the set difference of B and A, written B \ A, is the set of elements in B but not in A.