A.揪住(qiū) 扳动(bān) 鹐架(qiān) 轰然(hōng) |
B.揩眼泪(kǎi) 颧骨(quán) 诈骗(zhà) 模样(mó) |
C.伤疤(bā) 监生(jiān) 蘸粉(zhān) 露馅儿(xiàn) |
D.脚腕(wàn) 铸造(zhù) 吐痰(tán) 刷浆(jiāng) |
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