1 | ___ | 8 | 7 | 3 | 6 | 5 | ___ | 2 |
9 | 7 | ___ | 4 | 1 | 5 | ___ | 3 | ___ |
___ | 3 | 6 | ___ | 9 | 8 | 7 | 1 | 4 |
2 | ___ | 7 | 5 | 6 | 3 | ___ | 8 | 1 |
4 | ___ | 1 | 8 | ___ | 7 | ___ | ___ | 9 |
3 | 8 | 5 | 9 | 4 | 1 | ___ | 6 | 7 |
___ | 5 | ___ | 6 | ___ | 9 | 1 | 2 | ___ |
7 | ___ | 9 | ___ | 5 | 2 | 6 | ___ | 8 |
6 | 2 | ___ | 1 | 8 | ___ | 9 | 7 | 5 |
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