J
jet_nguyen


[tex]\lim_{x \to 0} \frac{\sqrt{2x+1} - \sqrt[3]{{x}^{2}+1}}{sinx}[/tex]
[tex]\lim_{x \to 7} \frac{\sqrt{x+2} - \sqrt[3]{x+20}}{\sqrt[4]{x+9}-2}[/tex]
[tex]\lim_{x \to 7} \frac{\sqrt{x+2} - \sqrt[3]{x+20}}{\sqrt[4]{x+9}-2}[/tex]
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