28+48 | 27+45-21 | 74+25 | 80-27 |
28+11+30 | 100-65 | 56-19-17 | 26+15+15 |
16+21-15 | 6+19+60 | 70-29 | 37+24 |
23+21+34 | 34+17 | 96-25-36 | 62-9 |
73+8 | 56+31 | 24+36+25 | 45+18 |
43-29 | 67-46 | 100-49 | 51+43 |
80-8 | 40+45 | 18+17 | 31-5 |
37+26 | 72-11-10 | 40+25 | 44-42 |
22+22 | 87-52 | 46-5 | 50+20-30 |
19+17 | 100-70+55 | 51+9 | 77-68 |
100-66 | 14+16+21 | 54-35 | 11+33 |
37-9 | 73-38 | 100-15 | 95-5 |
66-18 | 37-28 | 79-28 | 90-72+17 |
75-7 | 38+41 | 32+54 | 23+62 |
62+29 | 73-4 | 91-17 | 80-29 |
51-3 | 21-8 | 50-12 | 70-35 |
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