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1．wr__n __ ( ) __________
A. o; g B. i; g C. a; g
2．h__pp__ ( ) __________
A. u; y B. a; y C. i; y
3．k__ n __ ( ) __________
A. o; d B. i; d C. a; d
4．n__g__t ( ) __________
A. i; h B. o; h C. a; h
5．t__ __ed ( ) __________
A. ir B. ri C. er
6．f__n__ ( ) __________
A. a; e B. e; i C. i; e
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
