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    Planar Graph

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    Prove that the complete graph K5 is nonplanar.

    © BrainMass Inc. brainmass.com March 4, 2021, 5:44 pm ad1c9bdddf
    https://brainmass.com/math/graphs-and-functions/planar-non-planar-graphs-8780

    Solution Preview

    Proof. Suppose, to the contrary, that K5 is a planar graph. ...

    Solution Summary

    A K5 graph is proven to be non-planar. Planar and non-planar graphs are analyzed.

    $2.19

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