Train No. | From | When to leave | To | When to arrive | Price |
K57 | Beijing | 4:46 | Shenyang | 13:25 | 102 yuan |
D29 | Beijing | 6:34 | Shenyang | 11:46 | 206 yuan |
T145 | Beijing | 12:37 | Zhengzhou | 20:00 | 93 yuan |
G69 | Beijing | 13:07 | Zhengzhou | 16:17 | 309 yuan |
A.4:46 | B.6:34 | C.12:37 |
A.13:25 | B.11:46 | C.20:00 |
A.No. K57 | B.No. G69 | C.No. D29 |
A.No. D29 | B.No. T145 | C.No. G69 |
A.No. D29 | B.No. T145 | C.No. G69 |
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