Question: Graph Theory: The four-colour theorem Please do Problem 5.17 and 5.18 How many colours are needed to colour the countries of the maps in Fig

Graph Theory: The four-colour theorem

Please do Problem 5.17 and 5.18

How many colours are needed to colour the countries of the maps in Fig 5.27? How many colours are needed to colour the countries of the maps in Fig 5.28

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