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7.34 A subset of the nodes of a graph G is a dominating set if every other node of G is adjacent to some node

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7.34 A subset of the nodes of a graph G is a dominating set if every other node of G is adjacent to some node in the subset. Let DOMINATING-SET = {(G,K) G has a dominating set with k nodes}. Show that it is NP-complete by giving a reduction from VERTEX-COVER

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