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GATE | CS 2022 | Question 37

Consider a simple undirected unweighted graph with at least three vertices. If A is the adjacency matrix of the graph, then the number of 3-cycles in the graph is given by the trace of

(A)

A3

(B)

A3 divided by 2

(C)

A3 divided by 3 

(D)

A3 divided by 6 

Answer

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