1.
![](http://static.xuejinqu.com/qimg/228/228220882e23465af496f596c688349f.png)
2.
![](http://static.xuejinqu.com/qimg/16e/16e279ccdb1413d40921fb3c00f5b464.png)
3.
![](http://static.xuejinqu.com/qimg/47d/47da15ebd14416686d65ca9e9618cf7b.png)
4.
![](http://static.xuejinqu.com/qimg/ca6/ca632347d3acfa3f75ff7fabd93620d9.png)
5.Look at the animals. They're cats, ________ and ________. They're all my pets.
![](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)