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This question already has an answer here:

My brother give me a question that was

To show that

$$e^n>\frac{(n+1)^n}{n!}$$ where $n\in \mathbb Z^+$

Please help me!!!

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marked as duplicate by Daniel Fischer Dec 20 '16 at 16:41

This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.

  • $\begingroup$ $n \in \Bbb Z$? not in $\Bbb N$? Do you what is $n!$ for $n<0$? $\endgroup$ – Arnaldo Dec 20 '16 at 16:35
  • $\begingroup$ How about induction? $\endgroup$ – barak manos Dec 20 '16 at 16:35