MTH7 Q1 Concepts about Sets

A well-defined group of objects that share a common characteristic.

• Set

• Elements

• Collection

• Cardinality

It pertains to the number of elements in a set.

• Set

• Elements

• Collection

• Cardinality

What symbol/s represents an empty set?

• ∅

• { }

• ∉

• ∈

The group of objects in the set.

• Set

• Elements

• Collection

• Cardinality

A way of writing the set by listing each element inside the symbol { }.

• Roster Notation

• Set Builder Notation

• Verbal Description Method

A way of writing the set by using rules that determines whether an object is an element of the set.

• Roster Notation

• Set Builder Notation

• Verbal Description Method

A way of writing the set by describing it in words.

• Roster Notation

• Set Builder Notation

• Verbal Description Method

V = {x|x is a vowel of the English alphabet}

This is an example of?

• Roster Notation

• Set Builder Notation

• Verbal Description Method

V = {a, e, i, o, u}

This is an example of?

• Roster Notation

• Set Builder Notation

• Verbal Description Method

What is the cardinality of this set?

A = {x|x is an odd number greater than 0 and less than 11}

• 5

• 6

• 11

• 8