π |
6 |
3 |
π |
2 |
2 |
π |
6 |
tanα+tan60° |
1-tanα tan60° |
tanα+
| ||||
1-
|
3 |
π |
2 |
2 |
| ||
2 |
| ||
2 |
π |
4 |
π |
2 |
π |
4 |
π |
2 |
3π |
8 |
π |
8 |
3π |
8 |
π |
8 |
A.π,[0,π] | B.2π,[-
| C.π,[-
| D.2π,[-
|
2π |
3 |
2π |
3 |
A.1个 | B.2个* | C.3个 | D.4个 |
A.
| B.-
| C.
| D.-
|
π |
4 |
A.T=2π,x=
| B.T=2π,x=
| C.T=π,x=
| D.T=π,x=
|
π |
2 |
π |
2 |
π |
12 |
π |
3 |
π |
6 |
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