What is the maximum number of possible non zero values in an adjacency – McqOptions

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1.	What is the maximum number of possible non zero values in an adjacency matrix of a simple graph with n vertices?
A.	(n*(n-1))/2
B.	(n*(n+1))/2
C.	n*(n-1)
D.	n*(n+1)
Answer» D. n*(n+1)

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