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-1 ≤ cosA cosB cosC ≤ 1/8
Author:
羅驥韡 (Pegasus Roe)
GeoGebra
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比較五件物件的重量
正方形雪花图案
第八周作业3
龙形曲线-分形龙2
斐波那契螺旋弧线(表格法-可动态调节)
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錯覺藝術
中點軌跡(動點在兩圓上)
第三冊2-2練習11
複合棒形圖
Drag Q. Locus of P?
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Arithmetic Operations
Angles
Parabola
Quadratic Equations
Hyperbola