| Sn |
| bn |
| lim |
| n→+∞ |
| Sn |
| bn |
| ||
| 2(n-1)d |
| 1-2nd |
| 2(n-1)d-2nd |
| lim |
| n→∞ |
| lim |
| n→∞ |
| 1-2nd |
| 2dn-d-2dn |
| 1-(2d)n |
| 1-2d |
| Sn |
| bn |
| ||
| 2(n-1)d |
| 1-2nd |
| 2(n-1)d-2nd |
| lim |
| n→∞ |
| lim |
| n→∞ |
| 1- 2nd |
| 2nd-d-2nd |
| lim |
| n→∞ |
| 1-(2d)n |
| (2d)n-1-(2d)n |
| lim |
| n→∞ |
| ||
|
| 2d |
| 2d-1 |
科目:高中数学 来源: 题型:
| -2x+a | 2x+1+b |
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