defence exam Indian Coast Guard Assistant Commandant (GD/CPL) 2025 Test Series Mathematics Sets Operations on Sets
Let P̅ and Q̅ denote the complements of two sets P and Q. Then the set (P - Q) ∪ (Q - P) ∪ (P ∩ Q) is
1
P ∪ Q
2
P̅ ∪ Q̅
3
P ∩ Q
4
P̅ ∩ Q̅