A. rainy B. can C. windy D. cloudy |
1.
![](http://static.xuejinqu.com/qimg/a8e/a8eaf6597a84f8af98df94de044adaac.png)
2.
![](http://static.xuejinqu.com/qimg/6f4/6f4e878fbc21826f88d2772d3bbc74f4.png)
3.
![](http://static.xuejinqu.com/qimg/9b7/9b7395dc6993212c5b3680dbaaa9d80f.png)
4.
![](http://static.xuejinqu.com/qimg/c57/c57858b44e14df885770f551ed1938f4.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)