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ISRO | ISRO CS 2008 | Question 28

Last Updated : 22 Sep, 2021
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The number of distinct simple graphs with up to three nodes is
(A) 15
(B) 10
(C) 7
(D) 9


Answer: (C)

Explanation: The number of distinct simple graphs with up to three nodes:

So, total 7 unlabelled nodes are possible. Option (C) is correct.

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