Introduction to Set Theory

What is NOT a method to designate a set?

• Listing Method

• Word Descriptions

• Numbers

• Set Builder Notation

What does this symbol mean {}?

• Empty Set

• Null Set

• Elements

• Sets

hat number is in the following set? {2,4,6-5,7-4}

• 5

• 6

• 7

• 3

Tags

CCSS.5.OA.B.3

What does this ∈ mean?

• Null Set

• Element

• Not an Element

• Empty Set

Determine which number ∈ {2, 4, 6, 8, 10}

• 1

• 2

• 3

• 5

Tags

CCSS.2.OA.C.3

Determine which number ∉ {2, 4, 6, 8, 10}

• 2

• 4

• 5

• 6

Tags

CCSS.4.OA.B.4

What method is this set in?

The numbers less than 8

• Listing Method

• Set Builder Notation

• Word Description

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.8

What method is this set in?

{1, 2, 3, 4, 5, 6, 7}

• Listing Method

• Set Builder Notation

• Word Description

What method is this set in?

{x|x is the numbers less than 8

• Listing Method

• Set Builder Notation

• Word Description

Tags

CCSS.HSA.CED.A.3

What is NOT an example of a natural number?

• 0

• 1

• 2

• 3

Tags

CCSS.K.CC.A.3