1 |
x2 |
A.4+
| B.4-
| ||||||||||||||||
C.1-
| D.以上答案都不对 |
1 |
x2 |
x |
2 |
x |
2 |
1 |
x2 |
3 |
| ||||||
3 |
| ||
x |
2 |
1 |
x2 |
3 | 2 |
3 | 2 |
3 |
| ||
|
3 | 2 |
3 |
| ||
3 | 4 |
3 | 2 |
3 |
| ||
3 | 4 |
5 |
2 |
3 | 2 |
3 | 4 |
A.[-7,-3] | B.{-3} | C.[-5,-3] | D.[-10,-3] |
A.5,-4 | B.5,-15 | C.-4,-15 | D.5,-16 |
A.-37 | B.-7 | C.-5 | D.-11 |
3 |
x |
A.4 | B.5 | C.3 | D.1 |
A.4e-1 | B.1 | C.e2 | D.3e2 |
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