set notation review

What type of set is denoted as either { } or ∅?

• Universal Set
• Empty (or Null) Set
• Disjointed Set
• Complement of a Set

What does this symbol ( ∪ ) represent in set theory?

• Union

• Intersection

• Disjointed

• Subset

What does this symbol ( ∩ ) represent in set theory?

• Union
• Intersection
• Disjointed
• Subset

If A = {1, 3, 5, 7, 9} and B = {2, 3, 5, 7}, what is A ∩ B?

• {3, 5, 7}

• {2, 3, 5, 7}

• {2, 3, 5, 7, 9}

• {1, 2, 3, 5, 7, 9}

The Universal Set = { -4, 3, -2, -1, 0, 1, 2, 3 ,4} and A = {0}.
What is the complement of A?

• {-4, -3, -2, -1, 0, 1, 2, 3}
• {-3, -2, -1, 1, 2, 3}
• {-4, -3, -2, -1, 1, 2, 3, 4}
• {-4, -3, -2, -1, 1, 2, 3}

What statement does the shaded region represent?

• A ∩ B ∩ C
• A  ∪ B ∩ C
• B ∩ C
• A ∪ C

X ∩ Y ∩ Z

• { }
• {Phillip}
• {Billy, Phillip, Bryan, Perez}
• {Billy, Perez, Bryan}

How many students do not ski or ice skate?

• 10
• 16
• 22
• 28

Which is the correct set notation for 
A U B?

• {12, 14, 15, 18, 21}
• {10, 11, 12, 14, 15, 18, 21}
• {10, 11, 13, 16, 17, 19, 20}
• {12, 14, 15, 18}

From the above Venn diagram, what is the set (S ∪  T) ∩ V?

• {casey, drew, jade, glen}
• {alex, glen, hunter, jade}
• {casey, drew, glen}
• {drew, jade}