1 |
3 |
A.k>1或k<-1 | B.k≥1 | C.k>1 | D.k≥1或k≤-1 |
1 |
3 |
1 |
3 |
1 |
3 |
2x-
| ||
3x2 |
2x-
| ||
3x2 |
A.(
| B.(e,0) | C.(0,
| D.(
|
A.f(x)>g(x) | B.f(x)<g(x) |
C.f(x)+g(a)>g(x)+f(a) | D.f(x)+g(b)>g(x)+g(b) |
A.m=-11,n=4 | B.m=4,n=-11 | C.m=-4,n=11 | D.m=11,n=-4 |
A.(-∞,-1) | B.(-1,0) | C.(0,1) | D.(0,+∞) |
1 |
4 |
1 |
2 |
A.单调递增,单调递减 | B.单调递增,单调递增 |
C.单调递减,单调递增 | D.单调递减,单调递减 |
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