Sets Flashcards

1
Q

A well-defined collection of distinct objects.

A

Set

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2
Q

How are sets denoted?

A

It is denoted by an uppercase letter.

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3
Q

An object that belongs to a set is called an
____________ and it is usually denoted by
lower case letter.

A

Element/Member

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3
Q

What are the two ways to describe a set?

A

Roster/Tabular Method and Rule/Descriptive Method

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4
Q

Method in which the elements in the given
set are listed or enumerated, separated by
a comma, inside a pair or braces.

A

Roster/Tabular Method

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4
Q

Method in which the common characteristics of
the elements are defined. This method uses set
builder notation where x is used to represent
any element of the given set.

A

Rule/Descriptive Method

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5
Q

V = {a,e,i,o,u} is an example of

A

Roster Method

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6
Q

V {x|x is a vowel in English alphabet} is an example of

A

Rule Method

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7
Q

What are the kinds of set?

A

Empty/Null/Void Set
Finite Set
Infinite Set
Universal Set

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8
Q

A set has an uncountable number of elements.

A

Infinite Set

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9
Q

Set that has no elements, denoted by Ø or by a pair of braces with no element inside.

A

Empty/Null/Void Set

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10
Q

A set with a countable number of elements.

A

Finite Set

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11
Q

The totality of all the elements of the sets
under consideration, denoted by U.

A

Universal Set

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12
Q

What are the relationship of sets?

A

Equal Sets
Equivalent Sets
Joint Sets
Disjoint Sets
Subset

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13
Q

Set with same elements.

A

Equal Sets

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13
Q

Set with the same number of elements.

A

Equivalent Sets

14
Q

Sets with at least one common element

A

Joint Sets

15
Q

Set have no common element

A

Disjoint Sets

16
Q

Set wherein every element of which can be found on the
second set. ⊂

A

Subset

17
Q

Types of Subset

A

Proper Subset, Improper Subset, and Not a Subset

18
Q

What are the operations on sets?

A

Union
Intersection
Difference
Complement

19
Q

Set whose elements are found in A or B or in both, denoted by U

A

Union

20
Q

Set whose elements are common to both sets, denoted by ∩

A

Intersection

21
Q

Set whose elements are found in set A but not in set B, denoted by -

A

Difference

22
Q

Set of elements found in the universal set but not in set A, denoted by ‘

A

Complement

23
Q

It is the pictorial presentation of relationship and operation of sets.

A

Venn - Euler Diagrams or Venn Diagrams

24
Q

How does Universal Set is usually represented?

A

By a rectangle