问题:
已知tan(α+
π
6
)=
1
2
,tan(β-
π
6
)=3,则tan(α+β)=______.
已知tan(α+
)=
,tan(β-
)=3,则tan(α+β)=______.
π |
6 |
1 |
2 |
π |
6 |
参考答案: