水果名称 | 进货(千克) | 售出(千克) |
梨 | 900 | 825 |
苹果 | 1300 | 527 |
橘子 | 880 | 540 |
A.苹果→甲;梨→丙;橘子→乙 | B.苹果→乙;梨→甲;橘子→丙 |
C.苹果→乙;梨→丙;橘子→甲 | D.苹果→甲;梨→乙;橘子→丙 |
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