giới hạn sau:
\( \lim _{x \rightarrow-\infty}\left(\sqrt{x^2-x}-\sqrt{x^2+3}\right) \)
\( \underset{x\to -\infty }{\mathop{\lim }}\,\left( \sqrt{{{x}^{2}}-x}-\sqrt{{{x}^{2}}+3} \right) \)
giới hạn sau:
\( \lim _{x \rightarrow-\infty}\left(\sqrt{x^2-x}-\sqrt{x^2+3}\right) \)
\( \underset{x\to -\infty }{\mathop{\lim }}\,\left( \sqrt{{{x}^{2}}-x}-\sqrt{{{x}^{2}}+3} \right) \)