3 |
π |
6 |
π |
12 |
3 |
π |
6 |
π |
12 |
| ||
2 |
π |
12 |
1 |
2 |
π |
12 |
π |
12 |
π |
6 |
π |
3 |
2π |
2 |
π |
2 |
π |
3 |
π |
2 |
π |
12 |
5π |
12 |
π |
12 |
5π |
12 |
π |
2 |
π |
4 |
1 |
3 |
4 |
5 |
π |
4 |
3 |
α |
2 |
1 |
4 |
| ||
2 |
sin2(a1-a0)+sin2(a2-a0)+…+sin2(an-a0) |
n |
π |
4 |
7π |
12 |
11π |
12 |
A.1,2,3 | B.2,3,4 | C.3,4,5 | D.4,5,6 |
1 |
2 |
| ||
2 |
| ||
2 |
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