![](https://img./dksih/QBM/2022/7/14/3022507668324352/3023264348954624/STEM/d9bbc15dab744287af43dcc6fa60d6bc.png?resizew=126)
2. father b.
![](https://img./dksih/QBM/2022/7/14/3022507668324352/3023264348954624/STEM/6a41297d19574d8994eec84df9d757c6.png?resizew=127)
3. sister c.
![](https://img./dksih/QBM/2022/7/14/3022507668324352/3023264348954624/STEM/8c42e07cac8e4133902c816806be2193.png?resizew=126)
4. brother d.
![](https://img./dksih/QBM/2022/7/14/3022507668324352/3023264348954624/STEM/11fe4b32bcfb4f9698df10968ffc4218.png?resizew=126)
![](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)