1.
![](http://static.xuejinqu.com/qimg/aa6/aa6c5691a1d5b318b14484ba04cfa3bb.png)
![](http://static.xuejinqu.com/qimg/68b/68beb6721c6290b9545fb4cf2f26ae1c.png)
![](http://static.xuejinqu.com/qimg/97b/97bf5e12f582622dc1ca7e1e3d6136a9.png)
4.
![](http://static.xuejinqu.com/qimg/e5d/e5d04a595ae355c27ce0bab6c2d3df3d.png)
![](http://static.xuejinqu.com/qimg/f12/f124167de60a1aa62048775572864e39.png)
A: juice B: bread C: fish D: cake E: egg
![](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)