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1987全国文5
Author:
常振虎
GeoGebra
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【案例】2018年全国1卷理科12题
【案例】2013年安徽高考15题
找出對稱軸
直角坐標平面上的旋轉變換
畫出對稱圖形
Discover Resources
Fundamental theorem of curves
加減併式與估算
圓錐體內切球
面積 題目4
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Discover Topics
Upper and Lower Sum or Riemann Sum
Complex Numbers
Limits
Similar Triangles
Secant Line or Secant