| b1 |
| a1 |
| b2 |
| a2 |
| bn |
| an |
| 1 |
| 2n |
| b1 |
| a1 |
| b2 |
| a2 |
| bn |
| an |
| 1 |
| 2n |
| b1 |
| a1 |
| 1 |
| 2 |
| bn |
| an |
| 1 |
| 2n |
| 1 |
| 2n-1 |
| 1 |
| 2n |
| 2n-1 |
| 2n |
| n(a1+an) |
| 2 |
| b1 |
| a1 |
| b2 |
| a2 |
| bn |
| an |
| 1 |
| 2n |
| b1 |
| a1 |
| 1 |
| 2 |
| bn |
| an |
| 1 |
| 2n |
| 1 |
| 2n-1 |
| 1 |
| 2n |
| bn |
| an |
| 1 |
| 2n |
| 2n-1 |
| 2n |
| 1 |
| 2 |
| 3 |
| 22 |
| 5 |
| 22 |
| 2n-1 |
| 2n |
| 1 |
| 2 |
| 1 |
| 22 |
| 3 |
| 23 |
| 2n-3 |
| 2n |
| 2n-1 |
| 2n+1 |
| 1 |
| 2 |
| 1 |
| 2 |
| 2 |
| 22 |
| 2 |
| 23 |
| 2 |
| 2n |
| 2n-1 |
| 2n+1 |
| 3 |
| 2 |
| 1 |
| 2n-1 |
| 2n-1 |
| 2n+1 |
| 2n+3 |
| 2n |
科目:高中數學 來源: 題型:
|
| lim |
| n→+∞ |
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科目:高中數學 來源: 題型:
| 1-qn | 1-q |
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科目:高中數學 來源:陜西 題型:解答題
| 1-qn |
| 1-q |
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