A.R | B.(0,+∞) | C.(
| D.(-∞,0) |
3 |
2 |
3 |
2 |
A.a<b<c | B.b<c<a | C.a<c<b | D.b<a<c |
A.log0.32<0.80.7<log23 | B.0.80.7<log23<log0.32 |
C.0.80.7<log0.32<log23 | D.log0.32<log23<0.80.7 |
A.tan2x+tanx+1>0 | ||||
B.sin2x+
| ||||
C.cos(sinx)>0 | ||||
D.lg(2+sinx)>0 |
1 |
2 |
1 |
2 |
A.n<m<1 | B.m<n<1 | C.1<m<n | D.1<n<m |
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