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直线与椭圆

Author:lidonglin
焦点到直线的距离之积为定值b方则直线与椭圆相切

New Resources

  • 找出對稱軸
  • sanjiaohanshu
  • 直角坐標平面上的旋轉變換
  • 異分母分數減法
  • 四邊形的特性

Discover Resources

  • chuan-eBook
  • 證平行四邊形 (對角相等)
  • How to reconstruct a quadrilateral farm to a triangular one with the same area?
  • 利用邊對摺找三角形的內心
  • 三角形的面積

Discover Topics

  • Square
  • Indefinite Integral
  • Exponent
  • Tangent Line or Tangent
  • Dilation
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