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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 !

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RELATIONS Oleh : Kharisma Ardhy W (A 410 080 107)

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ARROW DIAGRAM

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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

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Representasing relation from two sets Ordered Pair set Cartesius Diagram Arrow Diagram

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Remember the problem first.

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Arrow Diagram Avi Bella Cintia Dedi Ellen Music Dance Drama Like A B

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Cartesian Diagram AviCintiaDediBellaEllen Music Dance Drama A B

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A = {Avi, Bella, Cintia, Dedi, Ellen} B = {Music, Dance, Drama} Ordered Pair Set is C = {(Avi,Music),(Bella,Dance),(Cintia, Drama), (Dedi,Music),(Dedi,Dance),(Dedi,Drama), (Ellen,Dance),(Ellen,Drama)} Ordered Pair Set

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EXERCISE 1. 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

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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

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