数(shǔ)星(xīng)星(xing)
天(tiān)上(shàng)星(xīng),亮(liàng)晶(jīng)晶(jīng),
一(yì)闪(shǎn)一(yì)闪(shǎn)放(fàng)光(guāng)明(míng)。
一(yī)二(èr)三(sān)四(sì)五(wǔ),
毛(máo)毛(mao)数(shǔ)星(xīng)星(xing),
六(liù)七(qī)八(bā)九(jiǔ)十(shí),
数(shǔ)哇(wa)数(shǔ)不(bù)清(qīng)。
1.用彩笔画出文中表示数字的字。
2.拿起你的画笔,画十颗星星吧!
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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