| 1 |
| 3 |
| n |
| i=1 |
| 1 |
| 4pi-1 |
| n2 |
| n+1 |
| n |
| i=1 |
| 1 |
| 4pi-1 |
| n2 |
| n+1 |
| 2 |
| 3 |
| 2 |
| 3 |
| 2 |
| 3 |
| 1 |
| 3 |
| 2 |
| 3 |
| 5 |
| 9 |
| 2 |
| 3 |
| 1 |
| 3 |
| 1 |
| 3 |
| 1 |
| 3 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 6 |
| 1 |
| 3 |
| 1 |
| 2 |
| 1 |
| 6 |
| 1 |
| 3 |
| n |
| i=1 |
| 1 |
| 4pi-1 |
| n2 |
| n+1 |
| 1 | ||
4×
|
| 3 |
| 5 |
| 1 |
| 2 |
| 3 |
| 5 |
| 1 |
| 2 |
| 1 | ||
4×
|
| 1 | ||
4×
|
| 78 |
| 55 |
| 4 |
| 3 |
| k |
| i=1 |
| 1 |
| 4pi-1 |
| k2 |
| k+1 |
| k |
| i=1 |
| 1 |
| 4pi-1 |
| 1 |
| 4pk+1-1 |
| k2 |
| k+1 |
| 1 | ||||||
4(
|
| k2 |
| k+1 |
| 3k+1 |
| 3k+1+2 |
| k2 |
| k+1 |
| 3k+1 |
| 3k+1+2 |
| (k+1)2 |
| k+2 |
| 3k+1 |
| 3k+1+2 |
| (k+1)2 |
| k+2 |
| k2 |
| k+1 |
| 3k+1 |
| 3k+1+2 |
| k2+3k+1 |
| k2+3k+2 |
| 2 |
| 3k+1 |
| 1 |
| k2+3k+1 |
| 4C | 2 k |
| k2 |
| k+1 |
| 3k+1 |
| 3k+1+2 |
| (k+1)2 |
| k+2 |
| n |
| i=1 |
| 1 |
| 4pi-1 |
| n2 |
| n+1 |
科目:高中數(shù)學(xué) 來源: 題型:
| 3-x |
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科目:高中數(shù)學(xué) 來源: 題型:
| π |
| 6 |
| π |
| 6 |
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