A.(0,1] | B.(0,2] | C.(1,2] | D.(1,3] |
1 |
x |
1 |
x-a |
-a |
x(x-a) |
a |
2 |
a |
2 |
a |
2 |
a |
2 |
a |
2 |
a |
2 |
a |
2 |
a |
2 |
a |
2 |
a |
2 |
a |
2 |
a |
2 |
x |
2 |
1 |
2 |
1 |
2 |
1 |
e |
1 |
e |
1 |
e |
x |
2 |
1 |
e |
1 |
2 |
π |
2 |
A.α<β<γ | B.α<γ<β | C.γ<α<β | D.β<α<γ |
A.
| B.
| C.-
| D.-
|
|
A.(
| B.(-∞,1)∪[2,
| C.(1,2]∪(
| D.(1,
|
π |
12 |
π |
12 |
A.2 | B.-2 | C.4 | D.-4 |
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