![](https://img./dksih/QBM/2021/1/22/2641471626567680/2641555977928704/STEM/2f91152fdd8a4a778f34d4de82207d06.png?resizew=94)
2. bus driver b.
![](https://img./dksih/QBM/2021/1/22/2641471626567680/2641555977928704/STEM/bd881043e34a4c778a469455c6e11191.png?resizew=85)
3. nurse c.
![](https://img./dksih/QBM/2021/1/22/2641471626567680/2641555977928704/STEM/2d1c4dd530494cb5a33f5bc6afbb5668.png?resizew=63)
4. doctor d.
![](https://img./dksih/QBM/2021/1/22/2641471626567680/2641555977928704/STEM/b1b20dd00e3a4bcfa0573e5ac2cc47d4.png?resizew=85)
5. taxi driver e.
![](https://img./dksih/QBM/2021/1/22/2641471626567680/2641555977928704/STEM/4265be9440c7421cb1d6cf4a970ae2d5.png?resizew=68)
6. fireman f.
![](https://img./dksih/QBM/2021/1/22/2641471626567680/2641555977928704/STEM/344ffe4e5a0f4119ac4505a77f25e944.png?resizew=80)
7. farmer g.
![](https://img./dksih/QBM/2021/1/22/2641471626567680/2641555977928704/STEM/59ced77351644a4596b4e48c690ef4f4.png?resizew=99)
8. police officer h.
![](https://img./dksih/QBM/2021/1/22/2641471626567680/2641555977928704/STEM/8998bcd1f83b499fb4d2c8e8f9b3d3b9.png?resizew=88)
9. teacher i.
![](https://img./dksih/QBM/2021/1/22/2641471626567680/2641555977928704/STEM/e8e71be009ab48f79c38fbc94ce05612.png?resizew=63)
10. worker j.
![](https://img./dksih/QBM/2021/1/22/2641471626567680/2641555977928704/STEM/c437258aabda42fc90b98fc23e653761.png?resizew=68)
![](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)