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線性組合的副本
Author:
xiaodandan
,
羅驥韡 (Pegasus Roe)
GeoGebra
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拼砌四邊形
小数 的副本
sanjiaohanshu
找出對稱軸
AI 訓練教室
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正方形的旋轉
判斷柱體 5
謝爾賓斯三角形
[問題] a² + b² = 1, (c-4)² + (d-2)² = 5，求 ad - bc 最大值？
正立方體切三刀
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Straight Lines
Scatter Plot
Optimization Problems
General Quadrilateral
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