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橢圓之極偶 / polarity for ellipse

Author:XIE Yuheng

New Resources

  • 【案例】2018年全国1卷理科12题
  • 四邊形的特性
  • 判斷球體
  • 三位數除以一位數(二)
  • 三位數除以一位數(一)

Discover Resources

  • Area of Triangle_2
  • Form 1(中一)
  • GeoGebra与数学教育论坛通知
  • k-ko-
  • Twghmkc_P5分數乘法

Discover Topics

  • Coordinates
  • Continuity
  • Confidence Interval
  • Complex Numbers
  • Polygons
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