1.
![](http://static.xuejinqu.com/qimg/a25/a254323abb5866f010471ddbdd3aa0c9.png)
A.monkey | B.panda |
![](http://static.xuejinqu.com/qimg/ee5/ee593559c7694da5ef9f39ed95b8a8c1.png)
A.soup | B.milk |
![](http://static.xuejinqu.com/qimg/489/489a6d7ff615d21e0bce76f1d10b6904.png)
A.eyes | B.legs |
![](http://static.xuejinqu.com/qimg/d44/d44f034195b8f9c7a007dc6d752a5ea6.png)
A.desk | B.box |
![](http://static.xuejinqu.com/qimg/14b/14bebf0242d09ce8615209f165663fb6.png)
A.bird | B.bear |
![](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)