Math 30-2 Sets & Set Notation

Universal Set

• A
• W
• C
• M

Element

• W
• Parrots

Subset

• A
• W

W ⊂ B

• True
• False

{Dogs, Cats, Rabbits, Hamsters}

• W=
• B=
• M=
• C=

Complement of W

• A
• B
• M
• C

C'

• W
• B
• M
• A

Disjoint sets

• W and M
• B and W
• A and C
• B and C

8

• n(A) =
• n(W) =
• n(M) = 
• n(B) = 

6

• n( M ) =
• n( W ' ) =
• n( C ) = 
• n ( B ' ) =