Answer
0
Work Step by Step
This limit is of the indeterminate form $\infty\cdot0$. Hence we use L'Hopital's: $\displaystyle\lim_{x\to\infty}\frac{x}{e^{x^2}}=\lim_{x\to\infty}\frac{1}{2xe^{x^2}}=\fbox{$0$}$.
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