Graph 1: an undirected unweighted graph with 5 vertices and 6 edge(s)
(1)
Graph 2: a directed unweighted graph with 5 vertices and 7 arc(s)
(2)
false
(3)
true
(4) (5)
Graph 3: an undirected unweighted graph with 10 vertices and 15 edge(s)
(6)
false
(7)
true
(8)
(9)
(10) 120
(11)
0
(12)
Graph 4: an undirected unweighted graph with 10 vertices and 15 edge(s)
(13)
Graph 5: an undirected unweighted graph with 60 vertices and 90 edge(s)
(14)
Graph 6: an undirected weighted graph with 6 vertices and 9 edge(s) Graph 7: an undirected weighted graph with 6 vertices and 5 edge(s)
(15)