A.鼎沸(dǐnɡ fèi) 地震(dì zhèn) 霎时(shà shí) |
B.愚昧(yú mèi) 卵石(nuǎn shí) 芦苇(lú wěi) |
C.霸占(bà zhàn) 横贯(hénɡ ɡuàn) 屹立(yì lì) |
D.顿时(dùn shí) 浩荡(hào dànɡ) 民俗(mín sú) |
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