2 |
3 |
2 |
3 |
2 |
3 |
2 |
3 |
3 |
2 |
9 |
4 |
9 |
4 |
2006 |
2005 |
2005 |
2004 |
2004 |
2003 |
1 |
(a+1)(b+1) |
1 |
(a+2)(b+2) |
1 |
(a+3)(b+3) |
1 |
(a+2007)(b+2007) |
A.a2=(-a)2 | B.a3=(-a)3 | C.-a2=|-a2| | D.a3=|a3| |
A.34和43 | B.(-3)5和-35 | C.-32和(-3)2 | D.(-
|
A.9 | B.-9 | C.9或-9 | D.81 |
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