1. ___________
![](http://static.xuejinqu.com/qimg/daa/daa1ab31b215e8b9e3fdf377e5c1905b.png)
![](http://static.xuejinqu.com/qimg/3a5/3a51f905a8f5f2ab06eca0a1c2c26386.png)
![](http://static.xuejinqu.com/qimg/2af/2af9eba5c26b2150dcd2e13119618d44.png)
4.___________
![](http://static.xuejinqu.com/qimg/e82/e8204cfed65c1b4caef415d7b3171a33.png)
![](http://static.xuejinqu.com/qimg/629/62949989efdc042774fd31db6ca2056a.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)