This is Amy. This is a pink dress. She likes it. And she likes a white cat.
That is Tom. He likes this blue car, and he likes that yellow kite.
1.![](http://static.xuejinqu.com/qimg/bfc/bfc43b7e7dccf1eac7aac57b917fbf7c.png)
![](http://static.xuejinqu.com/qimg/2fe/2feaf92f52287bc199d35cb54e358a27.png)
![](http://static.xuejinqu.com/qimg/277/277ffb058556321dd9c8c678d99c5107.png)
![](http://static.xuejinqu.com/qimg/271/271399b07e341fbf5739066a23479d75.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)