问题:

3/4+3/16+3/64+3/256+3/1024+3/4096请说明思考过程

更新时间:2024-04-20 08:25:04

问题描述:

3/4+3/16+3/64+3/256+3/1024+3/4096请说明思考过程

唐良回答:

  3/4+3/16+3/64+3/256+3/1024+3/4096

  =3/4+3/16+3/64+3/256+3/1024+(3/4096+1/4096)-1/4096

  =3/4+3/16+3/64+3/256+3/1024+1/1024-1/4096

  =3/4+3/16+3/64+3/256+1/256-1/4096

  =...自己推下来...

  =3/4+1/4-1/4096

  =1-1/4096

  =4095/4096