| 1 |
| 2×4 |
| 1 |
| 4×6 |
| 1 |
| 6×8 |
| 1 |
| 2n(2n+2) |
| n |
| 4(n+1) |
| 1 |
| 2×4 |
| 1 |
| 8 |
| 1 |
| 4(1+1) |
| 1 |
| 8 |
| 1 |
| 2×4 |
| 1 |
| 4×6 |
| 1 |
| 6×8 |
| 1 |
| 2k(2k+2) |
| k |
| 4(k+1) |
| 1 |
| 2×4 |
| 1 |
| 4×6 |
| 1 |
| 6×8 |
| 1 |
| 2k(2k+2) |
| 1 |
| 2(k+1)[2(k+1)+2] |
| k |
| 4(k+1) |
| 1 |
| 4(k+1)(k+2) |
| k(k+2)+1 |
| 4(k+1)(k+2) |
| (k+1)2 |
| 4(k+1)(k+2) |
| k+1 |
| 4[(k+1)+1] |
科目:高中数学 来源: 题型:
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 4 |
| 1 |
| 2n-1 |
| 1 |
| 2n |
| 1 |
| n+1 |
| 1 |
| n+2 |
| 1 |
| 2n |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
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