(1)再近些,只见白浪翻滚,形成一堵两丈多高的水墙。浪潮越来越近,
(2)
(3)不识庐山真面目,
(4)民间流传着许多关于预测天气变化的谚语,例如“一场秋雨一场寒,
(5)好朋友在犹豫要不要参加这次书法大赛,我觉得时机难得,不可错过,就对她说:“一定要去呀,‘
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