序号 | 成绩 | 序号 | 成绩 | 序号 | 成绩 | 序号 | 成绩 |
A | 16.5 | G | 17.1 | M | 16.1 | S | 17.6 |
B | 17.0 | H | 16.7 | N | 16.4 | T | 17.2 |
C | 16.9 | I | 16.4 | O | 16.4 | T | 17.3 |
D | 16.6 | J | 18.0 | P | 16.8 | V | 16.4 |
E | 17.9 | K | 17.5 | Q | 16.3 | W | 16.3 |
F | 17.4 | L | 18.0 | R | 16.5 | X | 16.6 |
胜利小学三(2)班同学参加100米赛跑的成绩统计表
单位:秒
成绩 | 16.1~16.5 | 16.6~17.0 | 17.1~17.5 | 17.6~18.0 |
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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