(1)描述丽丽从学校出发,先乘车到艺术学院,然后再步行到爷爷家的路线.她从学校上公交车.先向________行驶________站到超市,再向________行驶________站到图书馆,再向________行驶________站到浴池,再向________行驶________站到健身馆,冉向________行驶________站到公闻,最后向________行驶________站即可到艺术学院,她要到爷爷家,还得再向________走________站.
(2)描述丽丽从家到学校的行走路线.
(3)你还能提出哪些数学问题?提示问题并解答.
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