1.---How many? ---
![](http://static.xuejinqu.com/qimg/355/355f220b2cdc80d1297f68718f91c616.png)
2.---How many? ---
![](http://static.xuejinqu.com/qimg/2fc/2fc59b48be889a65174a9ee4f6cf7cd3.png)
3.---How many? ---
![](http://static.xuejinqu.com/qimg/a77/a7764c426bf96876776ebfb737f3c4f2.png)
4.---How many? ---
![](http://static.xuejinqu.com/qimg/6d2/6d21508a4a32a3e435cfa228ddcd21f2.png)
5.---How many? ---
![](http://static.xuejinqu.com/qimg/b4f/b4ff5527223482bb4165e90cdd74a081.png)
![](http://static.xuejinqu.com/images/y-prise.png)
同类型试题
![](http://static.xuejinqu.com/images/medal.png)
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
![](http://static.xuejinqu.com/images/avatar.png)
![](http://static.xuejinqu.com/images/avatar.png)
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
![](http://static.xuejinqu.com/images/avatar.png)
![](http://static.xuejinqu.com/images/avatar.png)