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用交轨法求动点的轨迹方程图.许兴华数学
Author:
许兴华数学
Topic:
Conic Sections
GeoGebra
New Resources
異分母分數減法
兩組對邊相等和有直角的四邊形
画直线等分三角形的面积
柱體建築師
球体的体积推导（优化版）
Discover Resources
四則運算
cube 3D
優良作品1(沛綺)
雙曲線的頂點
極落戰艦-敵軍環伺 極座標遊戲
Discover Topics
Similarity Transformation or Similarity
Quadratic Functions
Integers
Pie Chart or Circle Chart
Circumcircle or Circumscribed Circle