149- In a complete graph of order 5, how many cycles of length 5 exist?
(1) $12$
(2) $15$
(3) $16$
(4) $24$
\textbf{149-} In a complete graph of order 5, how many cycles of length 5 exist?
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(1) $12$ & (2) $15$ & (3) $16$ & (4) $24$
\end{tabular}
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