计算:(1+1/2)×(1-1/3)×(1+1/4)×(1-1/5)×.×(1+1/1000)×(1-1/1001)

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/30 00:30:01
计算:(1+1/2)×(1-1/3)×(1+1/4)×(1-1/5)×.×(1+1/1000)×(1-1/1001)
x){nu~O=8pPYуK @MR>/?Ax sm< `qM[C$

计算:(1+1/2)×(1-1/3)×(1+1/4)×(1-1/5)×.×(1+1/1000)×(1-1/1001)
计算:(1+1/2)×(1-1/3)×(1+1/4)×(1-1/5)×.×(1+1/1000)×(1-1/1001)

计算:(1+1/2)×(1-1/3)×(1+1/4)×(1-1/5)×.×(1+1/1000)×(1-1/1001)
1+1/2=3/2
1-1/3=2/3
(1+1/2)×(1-1/3)=1
(1+1/2n)×(1-1/(2n+1))=1
所以,
(1+1/2)×(1-1/3)×(1+1/4)×(1-1/5)×.×(1+1/1000)×(1-1/1001)=1

1

1/333