ASKU

M

PROBLEM

Avi, Bella, Cintia, Dedi, and Ellen were asked

about extracuriculer activities they like. Avi and

Dedi like music. Bella, Dedi, and Ellen like dance.

While Cintia, Dedi, and Ellen like drama. Express

the statement above into Arrow Diagram,

Cartesian Coordinates System, and Set of

Ordered Pairs !

RELATIONS

Oleh :

Kharisma Ardhy W(A 410 080 107)

RELATIONS

EXER

CISE

DEFINITION

CARTESIAN DIAGRAM

ORDERED PAIR

SET

ARROW

D

IAGRAM

Definition of Relation

Relation from set A to set B is a regulation which connects the members of set A to the members of set B

Representasing relation from two sets

Remember the problem first.

Arrow Diagram

• Avi

• Bella

• Cintia

• Dedi

• Ellen

• Music

• Dance

• Drama

Like

A B

Cartesian Diagram

Avi Cintia DediBella Ellen

Music

Dance

Drama

A

B

A = {Avi, Bella, Cintia, Dedi, Ellen}B = {Music, Dance, Drama}

Ordered Pair Set isC = {(Avi,Music),(Bella,Dance),(Cintia, Drama),

(Dedi,Music),(Dedi,Dance),(Dedi,Drama), (Ellen,Dance),(Ellen,Drama)}

Ordered Pair Set

EXERCISE1. Given arrow diagrams below. What is the

relation between each pair of set?

a

A B

Denpasar

Kendari

Padang

Surabaya

Bali

East Java

West Java

Southeast Sulawesi

West Sumatra

• 1

• 4

• 81

• 225

• 1

• 2

• 5

• 9

• 15 P Q

2. Draw an arrow diagram from the set K and the set L below showing the relation of “three times of” .K = {9,12,15,21} and L = {3,4,5,7}

b

THANK TO

ALLAH SWT