$\mathop {\lim }\limits_{x \to 1}\frac{2-\sqrt{2x-1}\sqrt[3]{5x+3}}{x-1}=\mathop {\lim }\limits_{x \to 1}\frac{(2-\sqrt[3]{5x+3})\sqrt{2x-1}+2(1-\sqrt{2x-1})}{x-1}$$=\mathop {\lim }\limits_{x \to 1}\frac{\frac{-(x-1)}{4+2\sqrt[3]{5x+3}+\sqrt[3]{(5x+3)^2}}.\sqrt{2x-1}-2\frac{2(x-1)}{1+\sqrt{2x-1}}}{x-1}$
$=-\frac{25}{12}$
Tìm xem sai ở đâu hộ vs :v