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Author:
袁智强
GeoGebra
New Resources
正方形雪花图案
盈利與虧蝕
第八周作业3
第八周作业
龙形曲线-分形龙2
Discover Resources
正方體摺紙圖樣的旋轉及反射
數字鐘
分割
兩圓內外公切線
三角波傅立葉級數&有效值
Discover Topics
Symmetry
Cosine
Polynomial Functions
Sine
Surface