x |
2 |
x |
2 |
1 |
4 |
1 |
2 |
π |
6 |
5 |
π |
4 |
a |
b |
3 |
a |
b |
3 |
1 |
4 |
x |
2 |
x |
2 |
π |
6 |
π |
3 |
π |
2 |
π |
3 |
π |
2 |
π |
12 |
5π |
12 |
π |
12 |
5π |
12 |
5 |
b2+c2-a2 |
2bc |
9+(2
| ||||
2×3×2
|
2
| ||
5 |
4 |
5 |
3 |
5 |
π |
2 |
1-cos22A |
4 |
5 |
π |
4 |
π |
4 |
π |
4 |
| ||
2 |
3 |
5 |
4 |
5 |
| ||
10 |
13 |
3 |
π |
6 |
π |
4 |
x |
2 |
π |
2 |
2π |
3 |
π |
6 |
2π |
3 |
π |
4 |
π |
4 |
π |
3 |
A.向左平移
| B.向右平移
| ||||
C.向左平移
| D.向右平移
|
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