shén zhōu zhōng huá shān chuān huáng hé cháng jiāng cháng chéng

tái wān dǎo hǎi xiá mín zú fèn fā jiǔ zhōu


háng zhōu hǎi wān yú wān xiǎo dǎo hǎi dǎo xiá wān

sān xiá nóng mín rén mín jiā zú hàn zú yǒu yì

qíng yì duì qí qí quán fèn lì fèn dòu


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

