| x |
| a(x+2) |
| 1 |
| 1003 |
| 4 |
| xn |
| ||||
| 2an+1an |
| m |
| 2005 |
| x |
| a(x+2) |
| 1 |
| xn+1 |
| 1 |
| 2 |
| 1 |
| xn |
| 1 |
| xn |
| 1 |
| 2n-1 |
| 1 |
| 2n+1 |
| 2 |
| n+2004 |
| m |
| 2005 |
| 2 |
| n+2004 |
| m |
| 2005 |
| 2 |
| n+2004 |
| 2 |
| 2005 |
| x |
| a(x+2) |
| 1 |
| 2 |
| 2x |
| x+2 |
| 2xn |
| xn+2 |
| 1 |
| xn+1 |
| 1 |
| 2 |
| 1 |
| xn |
| 1 |
| xn+1 |
| 1 |
| xn |
| 1 |
| 2 |
| 1 |
| xn |
| 1 |
| x1 |
| 1 |
| 2 |
| 1 |
| xn |
| 1 |
| x1 |
| n-1 |
| 2 |
| 2+(n-1)x1 |
| 2x1 |
| 2x1 |
| (n-1)x1+2 |
| 1 |
| 1003 |
| 2x1 |
| x1+2 |
| 1 |
| 1003 |
| 2 |
| 2005 |
2×
| ||
(n-1)•
|
| 2 |
| n+2004 |
| 2 |
| 2004+2004 |
| 1 |
| 2004 |
| 2 |
| n+2004 |
| n+2004 |
| 2 |
| ||||
| 2anan+1 |
| (2n-1)2+(2n+1)2 |
| 2(2n-1)(2n+1) |
| 4n2+1 |
| 4n2-1 |
| 2 |
| (2n-1)(2n+1) |
| 1 |
| 2n-1 |
| 1 |
| 2n+1 |
| 1 |
| 3 |
| 1 |
| 3 |
| 1 |
| 5 |
| 1 |
| 2n-1 |
| 1 |
| 2n+1 |
| 1 |
| 2n+1 |
| 2 |
| n+2004 |
| 2 |
| n+2004 |
| m |
| 2005 |
| 2 |
| n+2004 |
| 2 |
| 2005 |
| m |
| 2005 |
| 2 |
| 2005 |
科目:高中数学 来源: 题型:
| 部门 | 每1万元营业额所需人数 |
| 超市部 | 4 |
| 服装部 | 5 |
| 家电部 | 2 |
| 部门 | 每1万元营业额所需人数 |
| 超市部 | 0.3万元 |
| 服装部 | 0.5万元 |
| 家电部 | 0.2万元 |
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