Set notation Flashcards
(5 cards)
1
Q
A∪B
A
- A union B
- contains everything in A and B
2
Q
A∩B
A
- A intersect B
- in both A and B
3
Q
A⊆B
A
- A subset B
- when A is in B
4
Q
(A∪B)
A
- not A union B
- everything outside A and B
5
Q
(A∩B)
A
- not A intersect B
- everything except A intersect B
