2013 National Question 2 Single-choice Differentiating 2013_退役省自主命题 (2013·理) 2.函数 $y=\sqrt{x} \ln (1-x)$ 的定义域为 A. $(0,1)$B. $[0,1)$C. $(0,1]$D. $[0,1]$ Answer keyB ☆ SaveCan't do it, show the explanation查看原卷 →