Intersection and union of sets

What is the definition of the union of two sets, A and B?

• The set of all elements that are both in set A and in set B.

• The set of elements that are in either set A or set B.

• The set of elements that are in set A, but not in set B.

• The set of elements that are in set B, but not in set A.

Tags

CCSS.HSS.CP.A.1

If A={3,4,7,9}, B={1,3,5,8,9,11} and C={2,3,5,6,9,12}. What is A∩C?

• {3}

• {2,3,4,5,6,7,9,12}

• {3,9}

• {3,5,9}

Tags

CCSS.HSS.CP.A.1

If A={3,4,7,9}, B={1,3,5,8,9,11} and C={2,3,5,6,9,12}. What is A∩C?

• {3}

• {2,3,4,5,6,7,9,12}

• {3,9}

• {3,5,9}

If A={3,4,7,9}, B={1,3,5,8,9,11} and C={2,3,5,6,9,12}. What is A∩C?

• {3}

• {2,3,4,5,6,7,9,12}

• {3,9}

• {3,5,9}

If A={3,4,7,9}, B={1,3,5,8,9,11}, and C={2,3,5,6,9,12}

what is B∪C?

• {1,3,4,5,7,8,9,11}

• {1,2,3,5,6,8,9,11,12}

• {3,5,9}

• {3}

Tags

CCSS.HSS.CP.A.1

What is the shaded region?

• A

• A Ո B¹

• B Ո A¹

• A ∪ B

Tags

CCSS.HSS.CP.A.1

What is the notation of the shaded region?

• A ∪ B

• A¹ ∪ B¹

• A Ո B

• A¹ Ո B¹

Tags

CCSS.HSS.CP.A.1

The number of students who like both Coke and Pepsi is:

• 20

• 10

• 5

• 45

Tags

CCSS.HSS.CP.A.1

The number of students who like Coke only is:

• 30

• 15

• 20

• 25

Tags

CCSS.HSS.CP.A.4

CCSS.HSS.ID.B.5

Which of the following is not relevant to the symbol shown?

• Intersection

• And

• Common

• Or