1.
![](http://static.xuejinqu.com/qimg/39c/39c846b9768ba35845b70d571b97aa02.png)
I am ________________________ .
2.
![](http://static.xuejinqu.com/qimg/9ad/9ad4d652f033684aa33a9439b913b97f.png)
They are ________________________ .
3.
![](http://static.xuejinqu.com/qimg/551/551d3232a2e0ead0301240feeae8efc4.png)
Su Hai is ________________________ .
4.
![](http://static.xuejinqu.com/qimg/e12/e1260f5aeb5459ce5a00012bfe4ede27.png)
We are ________________________ .
5.
![](http://static.xuejinqu.com/qimg/fe8/fe88789b6365b786a3e6206f5aec70b4.png)
Helen is ________________________ .
6.
![](http://static.xuejinqu.com/qimg/8f7/8f737b49ec63d8b248efe2426c0affe8.png)
He is ________________________ .
![](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)