(1)名言蕴含哲理。老师常教育我们说:“
(2)诗词耐人寻味。我发现思考问题和观察事物时,从不同的角度出发,获得的结果也各不同,正像苏轼的诗句所写的那样:
(3)故事代代流传。我们从文言故事中认识了王戎,他说:“
(4)美景令人陶醉。假期里,我们可以去扬州禅智寺看看,诗人杜牧曾感叹:“谁知竹西路,
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