1-1/2+1/3-1/4+1/5-1/6……+1/15=23*(1/A+1/B+1/C+1/D

来源:学生作业学帮网 编辑:学帮网 时间:2024/06/24 23:03:13

1-1/2+1/3-1/4+1/5-1/6……+1/15=23*(1/A+1/B+1/C+1/D

这题不全吧