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aleksklad [387]
3 years ago
8

What is the limit of

title=" \frac{1- e^{x} }{1+2e^x} " alt=" \frac{1- e^{x} }{1+2e^x} " align="absmiddle" class="latex-formula"> as x approaches infinity. Steps PLEASE.
Mathematics
1 answer:
Hoochie [10]3 years ago
5 0
Hello,

\lim_{x \to \infty}  \dfrac{1-e^x}{1+2e^x}\\

= \lim_{x \to \infty}  \dfrac{ \dfrac{1-e^x}{e^x}}{ \dfrac{1+2e^x}{e^x}}\\

= \lim_{x \to \infty}  \dfrac{ \dfrac{1}{e^x}-1}{\dfrac{1}{e^x}+2}\\

 = \dfrac{0-1}{0+2} =- \dfrac{1}{2}
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