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3-3-11
Author:
Tzuen Hsu
GeoGebra
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中華民國國旗 (Codex╱2026.10.06)
直角坐標平面上的旋轉變換
三半圓間的相切圓(Codex╱2026.10.07)
小数 的副本
近似值：有效數字
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waaachen
平移2
必修二P156二面角与平面的法向量
滑桿2
推移（y 方向）的副本
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Conic Sections
Upper and Lower Sum or Riemann Sum
Tangent Function
Piecewise Functions
Algebra