Sets

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}

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

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

What statement does the shaded region represent

• Not A
• Not B

The image represents which of the following?

• intersection, "and"
• union, "or"
• intersection, "or"
• union, "and"

The image represents which of the following?

• intersection, "and"
• intersection, "or"
• union, "and"
• union, "or"

Let C={2, 5, 7, 10} and B={1, 3, 5, 7, 9}. Find C ∩ B

• {1,2,3,5,7,9,10}

• {2,4,5,6,7,8,10}

• {5,7}