(1)A、B之间的距离是__________;
(2)观察数轴,与点A的距离为5的点表示的数是:___________;
(3)若将数轴折叠,使点A与﹣3表示的点重合,则点B与数_______表示的点重合;
(4)若数轴上M、N两点之间的距离为2012(M在N的左侧),且M、N两点经过(3)中折叠后互相重合,则M、N两点表示的数分别是:M:___________ N:___________.
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