π |
4 |
A.向左平移
| ||
B.向右平移
| ||
C.向左平移
| ||
D.向右平移
|
π |
4 |
π |
4 |
π |
4 |
π |
8 |
π |
8 |
π |
4 |
2π |
3 |
π |
3 |
A.向左平移
| B.向右平移
| ||||
C.向左平移
| D.向右平移
|
1 |
2 |
π |
4 |
A.
| B.4π,-2,-
| C.4π,2,
| D.2π,2,
|
. |
| . |
. |
| . |
A.
| B.
| C.
| D.
|
a |
π |
3 |
π |
4 |
A.y=sin(x+
| B.y=sin(x-
| ||||
C.y=sin(x+
| D.y=sin(x-
|
a |
π |
3 |
A.y=cos(x+
| B.y=cos(x-
| ||||
C.y=cos(x+
| D.y=cos(x-
|
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