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cos, sin 與單位圓的副本

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單位圓上的 (x, y) 座標就是 (cos, sin)

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管亚娟 — May 26, 2021 - 8:22 AM

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Target Group (Age): 14 – 18
Language: Chinese Traditional / 繁體中文‎

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License: CC-BY-SA, GeoGebra Terms of Use
Based Upon: cos, sin 與單位圓
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