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| chú chuāng | xuàn tóu | yú guàn ér rù | luò huāng ér táo |
| ________ | ________ | ________ | ________ |
| dǎ jiǎo | chōu yē | zāng xī xī | yǔ shì gé jué |
| ________ | ________ | ________ | ________ |
| gěng gài | bié shù | yī shān lán lǚ | wén suǒ wèi wén |
| ________ | ________ | ________ | ________ |
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
