(1-1/2+1/3-1/4+1/5-...+1/99-1/100)/[1/(1+101)+1/(2+102)+1/(3+103)+...+1/(49+149)+1/(50+150)]=?

来源:学生作业学帮网 编辑:学帮网 时间:2024/05/14 12:15:38

(1-1/2+1/3-1/4+1/5-...+1/99-1/100)/[1/(1+101)+1/(2+102)+1/(3+103)+...+1/(49+149)+1/(50+150)]=?

等于2,我们奥数今天才考

600