1.(11-11/36)+(9-11/36×5)+(1-11/36×3)+(5-11/36×9)+(3-11/36×17)-11/36=?2.(1+1/2+1/3+1/4)×(1/2+1/3+1/4+1/5)-(1+1/2+1/3+1/4+1/5)×(1/2+1/3+1/4)=?3.1+1/2+1/4+1/8+1/16+1/32=?
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/15 07:07:33
![1.(11-11/36)+(9-11/36×5)+(1-11/36×3)+(5-11/36×9)+(3-11/36×17)-11/36=?2.(1+1/2+1/3+1/4)×(1/2+1/3+1/4+1/5)-(1+1/2+1/3+1/4+1/5)×(1/2+1/3+1/4)=?3.1+1/2+1/4+1/8+1/16+1/32=?](/uploads/image/z/7599938-50-8.jpg?t=1.%EF%BC%8811-11%2F36%EF%BC%89%2B%EF%BC%889-11%2F36%C3%975%EF%BC%89%2B%EF%BC%881-11%2F36%C3%973%EF%BC%89%2B%EF%BC%885-11%2F36%C3%979%EF%BC%89%2B%EF%BC%883-11%2F36%C3%9717%EF%BC%89-11%2F36%3D%3F2.%EF%BC%881%2B1%2F2%2B1%2F3%2B1%2F4%EF%BC%89%C3%97%EF%BC%881%2F2%2B1%2F3%2B1%2F4%2B1%2F5%EF%BC%89-%EF%BC%881%2B1%2F2%2B1%2F3%2B1%2F4%2B1%2F5%EF%BC%89%C3%97%EF%BC%881%2F2%2B1%2F3%2B1%2F4%EF%BC%89%3D%3F3.1%2B1%2F2%2B1%2F4%2B1%2F8%2B1%2F16%2B1%2F32%3D%3F)
1.(11-11/36)+(9-11/36×5)+(1-11/36×3)+(5-11/36×9)+(3-11/36×17)-11/36=?2.(1+1/2+1/3+1/4)×(1/2+1/3+1/4+1/5)-(1+1/2+1/3+1/4+1/5)×(1/2+1/3+1/4)=?3.1+1/2+1/4+1/8+1/16+1/32=?
1.(11-11/36)+(9-11/36×5)+(1-11/36×3)+(5-11/36×9)+(3-11/36×17)-11/36=?
2.(1+1/2+1/3+1/4)×(1/2+1/3+1/4+1/5)-(1+1/2+1/3+1/4+1/5)×(1/2+1/3+1/4)=?
3.1+1/2+1/4+1/8+1/16+1/32=?
1.(11-11/36)+(9-11/36×5)+(1-11/36×3)+(5-11/36×9)+(3-11/36×17)-11/36=?2.(1+1/2+1/3+1/4)×(1/2+1/3+1/4+1/5)-(1+1/2+1/3+1/4+1/5)×(1/2+1/3+1/4)=?3.1+1/2+1/4+1/8+1/16+1/32=?
1.原式=(11+9+1+5+3)-11/36×(1+5+3+9+17+1)=29-11/36×36=29-11=18
2.原式=[(1+1/2+1/3+1/4)-(1+1/2+1/3+1/4+1/5)]×(1/2+1/3+1/4) + (1+1/2+1/3+1/4)×1/5=1/5×1=1/5
3.原式=2-1/32=63/32
3.
1+1/2+1/4+1/8+1/16+1/32
=1+1-1/2+1/2-1/4+1/4-1/8+1/8-1/16+1/16-1/32
=1+1-1/32
=1又31/32