3π |
4 |
5π |
8 |
9π |
8 |
5π |
8 |
9π |
8 |
A.2 | B.
| ||||||
C.2或
| D.
|
5π |
8 |
9π |
8 |
7π |
8 |
7π |
8 |
3π |
4 |
5π |
8 |
9π |
8 |
7π |
8 |
3π |
4 |
16k |
7 |
9π |
8 |
5π |
8 |
π |
ω |
2 |
3 |
A.对称轴为x=kπ-
| B.对称轴为x=kπ+
| ||||
C.关于(
| D.关于(
|
π |
6 |
A.(-
| B.(-
| C.(
| D.(
|
1 |
2 |
| ||
2 |
π |
2 |
A.0,3 | B.-1,1 | C.-1,3 | D.0,1 |
A.4,0 | B.2,-2 | C.2,0 | D.4,-4 |
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