______ is the maximum number of edges in an acyclic undirected graph with k vertices.(a) k-1(b) k^2(c) 2k+3(d) k^3+4The question was asked in homework.My enquiry is from Complete and Connected Graphs topic in section Graphs of Discrete Mathematics

______ is the maximum number of edges in an acyclic undirected graph w

1.	______ is the maximum number of edges in an acyclic undirected graph with k vertices.(a) k-1(b) k^2(c) 2k+3(d) k^3+4The question was asked in homework.My enquiry is from Complete and Connected Graphs topic in section Graphs of Discrete Mathematics
Answer» The CORRECT option is (a) k-1 The explanation is: This is possible with SPANNING trees SINCE, a spanning tree with k nodes has k – 1 EDGES.

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