1.2022中3个2表示的大小 ( )。
A.一样 | B.不一样 | C.无法确定 |
A.8910 | B.9100 | C.9000 | D.9900 |
A.5300与5200 | B.9540与9440 |
C.7420与7320 | D.8400与7400 |
A.6120>6100>614 | B.4050<4005<4500 |
C.3480<2999<4380 | D.798>780>870 |
A.900 | B.990 | C.1 |
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