1.__ __ ane
![](http://static.xuejinqu.com/qimg/030/030adc01413011c32ea7073b76683217.png)
A.bl | B.pl | C.gl |
![](http://static.xuejinqu.com/qimg/723/723a0fb72b98cd1a99dd4ab7f0ea3a39.png)
A.ou | B.ow | C.or |
![](http://static.xuejinqu.com/qimg/411/411fb6b7e90a50db68ec13c496af74ac.png)
A.pr | B.fr | C.br |
![](http://static.xuejinqu.com/qimg/a78/a78530dfd7d20dd593a6cb0b5ba710e9.png)
A.ow | B.ou | C.au |
![](http://static.xuejinqu.com/qimg/9dd/9ddb3c55d4db75d53d6a2129f3ced3e4.png)
A.se | B.ch | C.th |
![](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)