A.(0,0),(
| ||||
B.(0,0),(-
| ||||
C.(0,1),(
| ||||
D.(0,-1),(-
|
π |
2 |
3π |
2 |
π |
2 |
3π |
2 |
π |
3 |
π |
3ω |
π |
4 |
A.4 | B.3 | C.2 | D.1 |
π |
3 |
A.
| B.
| C.
| D.
|
π |
4 |
1 |
2 |
A.(-π,0) | B.(0,
| C.(
| D.(
|
π |
4 |
1 |
2 |
π |
2 |
A.向左平移
| ||||
B.向左平移
| ||||
C.向左平移
| ||||
D.向左平移
|
a |
π |
4 |
A.cosx | B.2sinx | C.sinx | D.2cosx |
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