(1)胜日寻芳泗水滨,
(2)老祖宗留下的大好河山,怎能轻易让给别人?谁敢侵占一尺一寸,我们就要跟他死战到底。这就是所谓的“祖宗疆土,
(3)《丁香结》一文中,作者由丁香结联想到生活中的“结”,表达了作者面对生活中的苦难时
(4)从《桥》一文中,我认识了
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