ED1 |
2 |
3 |
DC |
1 |
3 |
AD |
1 |
3 |
AA1 |
6 |
ED1 |
A1D1 |
A1E |
AD |
2 |
3 |
A1H |
AD |
1 |
3 |
A1A |
A1C |
AD |
2 |
3 |
A1A |
1 |
3 |
A1B1 |
1 |
3 |
AD |
2 |
3 |
AD |
2 |
3 |
AA1 |
1 |
3 |
DC |
AC1 |
AA1 |
AB |
AD |
AC1 |
(
|
1+1+1+2×
|
6 |
πx |
2 |
πx |
2 |
A.(1)(2)(3)(5) | B.(2)(3)(4) | C.(2)(4) | D.(2)(3)(5) |
A.
| ||||||||
B.对任意的实数x,都有x3≥x2-x+1恒成立. | ||||||||
C.y=
| ||||||||
D.y=2x(2-x),(x≥2)的最大值为2 |
A.①②③ | B.①② | C.①③ | D.②③ |
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