“环保小卫士”评比 | |
兵兵 | |
元元 | |
兰兰 | |
丁丁 |
(1)填统计表.
姓名 | 兵兵 | 元元 | 兰兰 | 丁丁 |
奖励小花 | ( ) | ( ) | ( ) | ( ) |
(2)涂统计图.
( )个( )个( )个( )个
(3)( )获得最多,( )获得最少.
(4)兵兵比丁丁多( )个,元元比兰兰少( )个.
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