1 |
ab |
1 |
(a-1)(b+A) |
1 |
2 |
1 |
2 |
1 | ||
2×
|
1 | ||
(2-1)(
|
1 |
2001×2002 |
1 |
2000×2001 |
1 |
2001 |
1 |
2002 |
1 |
2000 |
1 |
2001 |
1 |
2000 |
1 |
2002 |
1 |
2002000 |
1 |
2002000 |
A.21℃ | B.7℃ | C.-15℃ | D.-7℃ |
3 |
8 |
3 |
8 |
1 |
4 |
4 |
9 |
5 |
6 |
7 |
12 |
1 |
6 |
1 |
2 |
1 |
3 |
1 |
2 |
1 |
2 |
1 |
3 |
1 |
2 |
1 |
4 |
1 |
3 |
1 |
2009 |
1 |
2008 |
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