A.捣(dǎo)乱(làn) 和(hé)谐(xié) 撇(piē)开(kāi) |
B.澎(péng)湃(bài) 繁(fán)衍(yǎn) 头(tóu)颅(lú) |
C.火(huǒ)焰(yàn) 绽(zhàn)放(fàng) 雏(chú)鸟(niǎo) |
D.谜(mí)语(yǔ) 祈(qí)求(qiú) 遗(yí)憾(gàn) |
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