| lim |
| n→∞ |
| lga1+lga2+…lgan |
| n2 |
| b1+1 |
| b1 |
| b2+1 |
| b2 |
| bn+1 |
| bn |
| n+1 |
| lim |
| n→∞ |
| lga1+lga2+…lgan |
| n2 |
| lim |
| n→∞ |
| lga1+lga2+…lgan |
| n2 |
| lim |
| n→∞ |
| (1+2+…n) |
| n2 |
| lim |
| n→∞ |
| n(n+1) |
| 2n2 |
| lg2 |
| 2 |
| 3 |
| 2 |
| 2 |
| 3 |
| 2 |
| 2 |
| b1+1 |
| b1 |
| b2+1 |
| b2 |
| bk+1 |
| bk |
| 3 |
| 2 |
| 5 |
| 4 |
| 2k+1 |
| 2k |
| k+1 |
| b1+1 |
| b1 |
| b2+1 |
| b2 |
| bk+1 |
| bk |
| bk+1+1 |
| bk+1 |
| 3 |
| 2 |
| 5 |
| 4 |
| 2k+1 |
| 2k |
| 2k+3 |
| 2k+2 |
| k+1 |
| 2k+3 |
| 2k+2 |
|
(k+1)+
|
| (k+1)+1 |
科目:高中數學 來源:2008-2009學年重慶一中(本部)高二(下)期末數學試卷(理科)(解析版) 題型:解答題
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