1.Kitty is sleeping. She has a nice d
![](http://static.xuejinqu.com/qimg/102/10254d2061459388faaebf161170084f.png)
2.My cat can c
![](http://static.xuejinqu.com/qimg/83e/83ebd6097e6542a34c4dd143f4a15ca1.png)
3.Martin p
![](http://static.xuejinqu.com/qimg/3fc/3fc9ac5fd715bdab54809ee4e0dea4fc.png)
4.Vivian and Mike w
![](http://static.xuejinqu.com/qimg/b58/b589db237eefc3a0c5d0b56282da6039.png)
5.The children m
![](http://static.xuejinqu.com/qimg/0be/0bed85eca6d4011aff95b5155d5f1daf.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)