1.
![](http://static.xuejinqu.com/qimg/e28/e286528296ba2e31caecadc51dcdda59.png)
2.
![](http://static.xuejinqu.com/qimg/039/0398af598b442359605455369816524b.png)
3.
![](http://static.xuejinqu.com/qimg/6f5/6f5f362e11d7c0a955d5e644f5666d63.png)
4.
![](http://static.xuejinqu.com/qimg/b1a/b1ae136897708ac42bf62f9994f4ac23.png)
A.That is cold. | B.This is warm. | C.That is cool. | D.Ouch! It is hot. |
![](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)