π |
2 |
A.y=2sin(
| B.y=2sin(
| ||||||||
C.y=2sin(
| D.y=2sin(
|
2π |
ω |
π |
4 |
π |
4 |
π |
2 |
π |
4 |
π |
4 |
π |
4 |
π |
2 |
A.f(x)=sin(2x+
| B.f(x)=sin(
| ||||||
C.f(x)=sin(
| D.f(x)=sin(2x-
|
π |
3 |
π |
6 |
A.向左平移
| B.向右平移
| ||||
C.向左平移
| D.向右平移
|
π |
2 |
π |
2 |
π |
2 |
A.sin(x+
| B.sin(x+
| C.sin(2x-
| D.sin(
|
π |
3 |
π |
4 |
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