1 |
2 |
1 |
2 |
A.c<a<b | B.b<c<a | C.b<a<c | D.c<b<a |
1 |
2 |
1 |
2 |
A.(2,+∞) | B.(0,2) | C.(-∞,2) | D.(-2,2) |
A.a>c>b | B.a>b>c | C.b>a>c | D.b>c>a |
1 |
2 |
1 |
4 |
A.a>c>b | B.c>a>b | C.a>b>c | D.b>a>c |
|
A.(-1,1) | B.[0,1) | C.[0,+∞) | D.[0,1] |
lg(x2-2x) | ||
|
A.(-3,0)∪(2,3) | B.(-∞,-3)∪(3,+∞) | C.(-∞,0)∪(2,+∞) | D.(-∞,-3]∪[3,+∞) |
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