2.2 Set OperationS

Question 1

Union ∪

Answer 1

The set that contains the elements that are either in A or in B or in both

Question 2

Intersection ∩

Answer 2

The set containing elements in both A and B \

Question 3

When are sets called disjoint

Answer 3

If their intersection is the empty set Ø

Question 4

Difference of A and B( A-B )

Answer 4

The set containing elements in A but not in B