Set Theory Discrete

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}

Tags

CCSS.HSS.CP.A.1

How many students do not snowboard?

• 21
• 22
• 28
• 29

Tags

CCSS.HSS.ID.B.5

Given the following Venn diagram, let blue represent the students taking drama (D) and green represent the students taking math (M).

What is n(D ⋃ M)?

• 5

• 7

• 2

• 4

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.CP.B.7

Which of the following represents the shaded region?

• (A ⋃ B)'
• (A ∩ B)'
• A'
• B'

Tags

CCSS.HSS.CP.A.1

Empty set is also known as

• Null set

• Equivalent Set

• Single set

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

• Union
• Intersection
• Disjointed
• Subset

Tags

CCSS.HSS.CP.A.1

The number of elements in the Power set P(S) of the set S = [ [ Φ] , 1, [ 2, 3 ]] is

• 2

• 4

• 6

• 8

{1,2,3,4,5,6} which set is a subset of this?

• {1,3,5}

• {0,1,2}

• {4,6,8}

• {1.1,2,3}

Tags

CCSS.HSS.CP.A.1

{ x | x is a natural number greater than 20 } is :

• Finite Set

• Infinite Set

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.8

If

A = {1, 3, 5, 15},

B = {2, 3, 5, 7}

C = {2, 4, 6, 8}

then what is (A U B) ∩ C ?

• {1,3,5}

• {1,2,3}

• {2,3,5}

• {2}

Tags

CCSS.HSS.CP.A.1