π |
3 |
A.y=sin(2x+
| B.y=sin(2x+
| ||||
C.y=sin(2x+
| D.y=sin(2x-
|
π |
3 |
π |
3 |
2π |
3 |
a |
a |
A.(-
| B.(-
| C.(
| D.(-
|
π |
3 |
1 |
2 |
A.ω=2,φ=
| B.ω=2,φ=-
| ||||||||
C.ω=
| D.ω=
|
π |
4 |
π |
4 |
π |
4 |
π |
4 |
π |
2 |
π |
4 |
1 |
2 |
1 |
2 |
π |
8 |
1 |
2 |
π |
4 |
π |
8 |
1 |
2 |
π |
4 |
A.①和② | B.①和③ | C.②和③ | D.②和④ |
2π |
ω |
A.a=
| B.a=1,A>1 | C.a=
| D.a=1,A≤1 |
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