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Mathematics, 23.08.2021 06:50 tbiles99

The graph to the right represents a map of the states Colorado, Kansas, Oklahoma, Texas, and Arkansas. Two vertices are joined by an edge of and only if the states share a common border. Find the smallest number of colors that can be used to color the map so that any two states sharing a stretch of common border are not colored with the same color.

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The graph to the right represents a map of the states Colorado, Kansas, Oklahoma, Texas, and Arkansa...
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