4 |
5 |
1 |
2 |
4 |
5 |
cn+1 |
cn |
4 |
5 |
1 |
2lg0.8 |
3 |
2 |
4 |
5 |
4 |
5 |
4 |
5 |
x2 |
2 |
x3 |
3 |
x4 |
4 |
x2013 |
2013 |
x2 |
2 |
x3 |
3 |
x4 |
4 |
x2013 |
2013 |
A.8 | B.9 | C.10 | D.11 |
1 |
x |
4 |
y |
5 |
2 |
x2-4x+5 |
2x-4 |
A.最大值
| B.最小值
| C.最大值1 | D.最小值1 |
A.f(1.5)<f(3.5)<f(6.5) | B.f(3.5)<f(1.5)<f(6.5) |
C.f(6.5)<f(3.5)<f(1.5) | D.f(3.5)<f(6.5)<f(1.5) |
1+f(x) |
1-f(x) |
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