![](http://static.xuejinqu.com/qimg/465/4652b9223a081616d7b794bef7696154.png)
![](http://static.xuejinqu.com/qimg/14a/14a8785ea43a622da77284000cb1f8c3.png)
(1)
![](http://static.xuejinqu.com/qimg/e5c/e5cf65b4a3c866eef5799d5888947870.png)
![](http://static.xuejinqu.com/qimg/236/236603fc3566f656275899f487768d16.png)
(3)
A.climbing rocks | B.keeping pets | C.collecting stamps | D.taking photos |
![](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)