Question

plz solve it fast...I need your help​

Answer 1

$\frac{(x - 1) \sqrt{2 - x} }{ {x}^{3} - 1 }$

$= \frac{ \sqrt{2 - x} }{ {x}^{2} + x + 1}$

apply limit to get

$\frac{ \sqrt{2 - 1} }{1 + 1 + 1} = \frac{1}{3}$