1 | ||
|
A.(-2,-1) | B.(-2,-1] | C.(-∞,-2) | D.(-1,+∞) |
1 | ||
|
1 |
3 |
1 |
2 |
1 |
3 |
1 |
2 |
A.a<b<c | B.a<c<b | C.b<c<a | D.b<a<c |
1 |
2 |
A.[2,+∞) | B.(-∞,2] | C.(-∞,-2) | D.(2,+∞) |
A.a<b<c | B.a<c<b | C.c<a<b | D.c<b<a |
A.{x|-2≤x≤1} | B.{x|1<x<2} |
C.{x|x>2} | D.{x|-2<x<1或x>2} |
ln(x+1) | ||
|
A.(-4,-1) | B.(-4,1) | C.(-1,1) | D.(-1,1] |
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