A. | B. | C. | D.(1,2) |
x | -1 | 0 | 1 | 2 | 3 |
f(x) | -0.677 | 3.011 | 5.432 | 5.980 | 7.651 |
g(x) | -0.530 | 3.451 | 4.890 | 5.241 | 6.892 |
A.(0,) | B.(,) | C.(,1) | D.(1,2) |
A. | B. | C. | D. |
A.(a,b)和(b,c)内 |
B.(-∞,a)和(a,b)内 |
C.(b,c)和(c,+∞)内 |
D.(-∞,a)和(c,+∞)内 |
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