![](https://iknow-base.cdn.bcebos.com/lxb/notice.png)
问:1-(1/2)+(1/3)-(1/4)+(1/5)-(1/6)+(1/7)-(1/8)+(1/9)-(1/10)……+(1/19)-(1/20)=?
1-(1/2)+(1/3)-(1/4)+(1/5)-(1/6)+(1/7)-(1/8)+(1/9)-(1/10)……+(1/19)-(1/20)...
1-(1/2)+(1/3)-(1/4)+(1/5)-(1/6)+(1/7)-(1/8)+(1/9)-(1/10)……+(1/19)-(1/20)
展开
2个回答
展开全部
155685007/232792560约等于 0.66877140317542794322980081494013
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询