1.

\[\underset{n\to \infty }{\mathop{Lim}}\,{{\left\{ \frac{n!}{{{(kn)}^{n}}} \right\}}^{\frac{1}{n}}},\] where \[k\ne 0\] is a constant and \[n\in N\] is equal to

A. ke
B. \[{{k}^{-1}}e\]
C. \[k{{e}^{-1}}\]
D. \[{{k}^{-1}}{{e}^{-1}}\]
Answer» E.


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