1 |
3 |
1 |
3 |
1 |
3 |
A.a<b<c | B.c<b<a | C.c<a<b | D.b<a<c |
1 |
2 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
A.m<a<b<n | B.a<m<n<b | C.a<m<b<n | D.m<a<n<b |
1 |
a |
1 |
b |
A.②③④ | B.①③④ | C.①②④ | D.①②③④ |
an |
an+1 |
an+1 |
an |
1 |
x |
A.-
| B.-
| ||||||||
C.x<-
| D.x<-
|
A.a<b<c | B.b<a=c | C.a=b<c | D.a<b=c |
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