游泳 xià qí 自行车 táo huā hóng
折纸 dǎ ɡǔ 乒乓球 xuě huā bái
下棋 yóu yǒnɡ 擦桌子 dā jī mù
打鼓 zhé zhǐ 搭积木 cā zhuō zi
马路 yīn yuè 雪花白 pīnɡ pānɡ qiú
音乐 mǎ lù 桃花红 zì xíng chē
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