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    Question

    Consider a weighted complete graph G on the vertex set

    {v1,v2 ,v} such that the weight of the edge (v,v) is 2|i-j|. The weight of a minimum spanning tree of G is:
    A n – 1 Correct Answer Incorrect Answer
    B 2n – 2 Correct Answer Incorrect Answer
    C nC2 Correct Answer Incorrect Answer
    D 2 Correct Answer Incorrect Answer

    Solution

    2n – 2

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