Revision for sets

What is a set?

• collection of any objects

• collection of objects that are well defined and distinct

• collection of different things you like

• collection of your favorite items

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

Find n(A) when

A = {14, 16, 18, 20, 22, 24}

• 6

• 4

• 12

• even numbers

Tags

CCSS.HSS.CP.A.1

Which of the following represents the shaded region?

• A union B

• A intersect B

• A ⊂ B

• B ⊂ A

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.CP.B.7

Name the given set

• Set of birds

• Set of parrots

• Set of hummingbirds

• Set of peacocks

Tags

CCSS.K.MD.B.3

Are the following members of a finite or infinite set?

c. {1, 2, 4, 5, 10, 20}

• infinite

• finite

Are the following members of a finite or infinite set?

a. {police officers in Jamaica}

• finite

• infinite

1. An object or member in a set is called __________.

• an element

• an item

• a person

• a thing

Tags

CCSS.2.OA.C.3

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

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

Which of the following is the set of odd whole numbers less than 10?

• C = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}

• D = {0, 2, 4, 6, 8}

• E = {1, 3, 5, 7, 9}

• None of the above

Tags

CCSS.2.OA.C.3