◇◇ | ◎ | □□ |
◇◇ | ☆ | □ |
◎◎◎ | □□□□ | □□□ |
(1)数一数,填写完成下表。
◎ | ( )个 |
◇ | ( )个 |
□ | ( )个 |
☆ | ( )个 |
(2)( )最多,( )最少,◎与( )同样多。
(3)☆的右边是( ),( )在☆的上面。
(4)◇比□少多少个?
(个)
(5)请根据上图信息再提出一个数学问题,并列式计算。
问题:__________________?
算式:__________________
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