π |
12 |
π |
3 |
A.2 | B.4 | C.6 | D.8 |
π |
12 |
ωπ |
12 |
π |
3 |
ωπ |
3 |
π |
2 |
ωπ |
4 |
π |
2 |
π |
6 |
3 |
π |
4 |
π |
4 |
A.-
| B.-2
| C.-3 | D.2
|
π |
2 |
A.f(x)为偶函数,且在[0,1]上单调递减 |
B.f(x)为偶函数,且在[0,1]上单调递增 |
C.f(x)为奇函数,且在[-1,0]上单调递增 |
D.f(x)为奇函数,且在[-1,0]上单调递减. |
3 |
a |
b |
3 |
a |
b |
| ||
2 |
π |
2 |
a |
b |
1 |
2 |
a |
a |
b |
π |
2 |
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