A. rice B. chicken C. milk D. bread E. egg |
![](http://static.xuejinqu.com/qimg/4f4/4f493424c13d55d98a52671e86d32a23.png)
2.
![](http://static.xuejinqu.com/qimg/3bd/3bd19a6069bff4c57b8fa792948470e1.png)
3.
![](http://static.xuejinqu.com/qimg/300/300744d1381f06c19d7e1d82c40cf8ed.png)
4.
![](http://static.xuejinqu.com/qimg/40f/40f4394623fb5fb90f3d8d08c1e7e83c.png)
【小题5】
![](http://static.xuejinqu.com/qimg/118/118d26b5290d3c47e4814d618e86852a.png)
![](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)