2018 Beijing Question 3 Single-choice Differentiating 2018_北京卷 (2018·理) 3.(5 分)执行如图所示的程序框图,输出的 s 值为() A. $\frac{1}{2}$B. $\frac{5}{6}$C. $\frac{7}{6}$D. $\frac{7}{12}$ Answer keyB ☆ SaveCan't do it, show the explanation查看原卷 →