1 |
3 |
π |
2 |
sin2α-cos2α |
1+cos2α |
π |
2 |
12 |
13 |
sin2α-cos2α |
1+cos2α |
2sinαcosα-cos2α |
2cos2α |
1 |
2 |
5 |
6 |
π |
2 |
π |
2 |
12 |
13 |
3 |
2 |
1-cos2(α+β) |
5 |
13 |
1 |
3 |
π |
2 |
| ||
10 |
3
| ||
10 |
12 |
13 |
3
| ||
10 |
5 |
13 |
| ||
10 |
31
| ||
130 |
4 |
5 |
π |
4 |
3 |
4 |
π |
4 |
A.
| B.
| C.
| D.
|
1 |
7 |
11 |
14 |
3 |
4 |
π |
4 |
A.
| B.7 | C.-
| D.-7 |
3 |
3 |
1+tan15° |
1-tan15° |
tan
| ||
1-tan2
|
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