1 |
a |
1 |
b |
1 |
c |
A.9 | B.3 | C.
| D.1 |
1 |
a |
1 |
b |
1 |
c |
1 |
a |
1 |
b |
1 |
c |
1 |
a |
1 |
b |
1 |
c |
1 |
a |
1 |
b |
1 |
c |
A.1 | B.n | C.
| D.2 |
a |
b |
b |
c |
c |
a |
b |
a |
c |
b |
a |
c |
A.最大值9 | B.最小值9 | C.最大值3 | D.最小值3 |
1 |
a |
1 |
b |
1 |
c |
A.3 | B.6 | C.9 | D.12 |
x |
y |
y |
x |
1 |
x |
2 |
y |
A.5 | B.2
| C.2+3
| D.3+2
|
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