搜索
| Huaihua Foreign Language School Lin Nan, Teacher of English Yingfeng Street, Huaihua, China Tel: 0745-2709348 Fax: 0745-2709756 E-mail: Linan@21cn.com | Daqing Children’s Hospital Liu Hong, Doctor 12 Xingling Road, Changebun, Jilin 130027 Tel: 0431-5645972 13704358529(mobile) Fax: 0431-5768904 E-mail: cclh@163.com |
| Red Star Farm Zhang Hui, Farmer Shangping Village, Zhejiang, 419100 Tel: 0745-6826194 15973098479(mobile) | Tiantai Taxi Company Yang Jun, Driver 235St. Tongzhi, Hangzhou, Zhejiang 31007 Tel: 0571-703838 1392301636(mobile) Fax: 0571-7065834 E-mail: hzyi@163.com |
| A．Yang Jun | B．Zhang Hui | C．Liu Hong | D．Lin Nan |
| A．Yang Jun | B．Zhang Hui | C．Liu Hong | D．Lin Nan |
| A．15973098479 | B．0745-2709348 | C．1392301636 | D．13704358529 |
| A．driver | B．teacher | C．doctor | D．farmer |
| A．Linan@21cn.com | B．cclh@163.com |
| C．hzyi@163.com | D．hhmx@163.com |
同类型试题
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
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
