1/2+1/4+1/8+1/16+1/1/32+1/64=?

来源:学生作业学帮网 编辑:学帮网 时间:2024/07/02 10:22:19

1/2+1/4+1/8+1/16+1/1/32+1/64=?

1/2+1/4+1/8+1/16+1/32+1/64
=1/2+1/4+1/8+1/16+1/32+1/64+1/64-1/64
=1/2+1/4+1/8+1/16+1/32+1/32-1/64
=...
=1-1/64
=63/64.