厘米 | 22 | 22.5 | 23 | 24 | 24.5 | 25 | 27 | … | |
码数 | 34 | 35 | 36 | 38 | 40 | 41 | 44 | … |
(1)找出其中的规律,在表中横线里填上合适的数.
(2)如果用x表示厘米数,y表示码数,请用含有字母的式子表示它们的关系:
(3)这里的x和y
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