里程/千米 | |
大连—营口 | |
大连—辽阳 | |
大连—沈阳 | 397 |
沈阳—四平 | 209 |
沈阳—长春 | |
沈阳—哈尔滨 |
(1)李飞的里程比表妹的里程多多少千米?
(2)李飞乘的火车每小时行215千米,2小时能到达沈阳吗?
(3)四平到长春的里程是99千米,沈阳到长春的里程是多少?
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