G
girlkute2595


1; * [TEX]\lim_{x\to -\infty}(\sqrt{x^2 -x +1} -x)[/TEX]
2; [TEX]\lim_{x\to +\infty}(\sqrt{x^2 -x +1} -\sqrt[3]{x^3 +x+1})[/TEX]
3; [TEX]\lim_{x\to 0} \frac{\sqrt[5]{4x +1} -1}{x}[/TEX]
cám ơn trước :-*:-*:-*:-*
2; [TEX]\lim_{x\to +\infty}(\sqrt{x^2 -x +1} -\sqrt[3]{x^3 +x+1})[/TEX]
3; [TEX]\lim_{x\to 0} \frac{\sqrt[5]{4x +1} -1}{x}[/TEX]
cám ơn trước :-*:-*:-*:-*
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