1.小白兔有( )只,小黑兔有( )只,一共有( )只。□○□=□
2.胡萝卜有( )个,白萝卜有( )个,白萝卜比胡萝卜多( )个。□○□=□
3.凳子有( )个,够坐吗?少( )个。□○□=□
4.每只兔子吃1个白萝卜,够吃吗?如果够,还剩下( )个。□○□=□
5.每只兔子吃2个萝卜,够吃吗?如果够,还剩下( )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