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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