(1)
加 数 | 5 | 2 | 9 | 8 | 7 | 6 | 3 | 5 | 4 | 8 |
加 数 | 7 | 9 | 3 | 5 | 8 | 4 | 8 | 9 | 3 | 2 |
和 |
(2)
被减数 | 11 | 18 | 17 | 12 | 16 | 15 | 14 | 15 | 41 | 12 |
减 数 | 9 | 10 | 9 | 8 | 7 | 6 | 5 | 6 | 7 | 5 |
差 |

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

