GRE question $\lim_{n \to \infty} \inf_{x \in \mathbb R} (e^x-nx)$

89 Views Asked by At

How would you solve this question?

$$\lim_{n \to \infty} \inf_{x \in \mathbb R} (e^x-nx)$$

I found it in a GRE exam but I'm not sure how to solve it.

1

There are 1 best solutions below

2
On BEST ANSWER

$\lim_{n\to\infty}\inf_{x\in\mathbb R}\left(e^x-nx\right) \leq \lim_{n\to\infty}\left(e^1-n\right)=-\infty$