Using l'hospital's Rule

Apr 2010
58
0
Find lim x -> infinity ( x^(3) * e^(-x^2) )
 

skeeter

MHF Helper
Jun 2008
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Find lim x -> infinity ( x^(3) * e^(-x^2) )
\(\displaystyle
\lim_{x \to \infty} \frac{x^3}{e^{x^2}}
\)

\(\displaystyle
\lim_{x \to \infty} \frac{3x^2}{2x e^{x^2}}
\)

\(\displaystyle \lim_{x \to \infty} \frac{3x}{2e^{x^2}}\)

\(\displaystyle \lim_{x \to \infty} \frac{3}{4xe^{x^2}} =\) ?