A. fly kites B. bottle C. play football D. Christmas Day |
![](https://img./dksih/QBM/2022/11/7/3104385292034048/3350104330665984/STEM/19fd7fad643144459a7ab01c6a65f6ee.png?resizew=68)
2.
![](https://img./dksih/QBM/2022/11/7/3104385292034048/3350104330665984/STEM/3c34f939ab364c96a44d79154bdd4045.png?resizew=97)
3.
![](https://img./dksih/QBM/2022/11/7/3104385292034048/3350104330665984/STEM/64960837f1ee4d9d976caef86f2b6670.png?resizew=79)
4.
![](https://img./dksih/QBM/2022/11/7/3104385292034048/3350104330665984/STEM/e430d35e69ca47a6928a9fb436bd2406.png?resizew=85)
![](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)