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二次函数y=ax²（a＞0)
Author:
吕胜
GeoGebra
New Resources
球体的体积推导（优化版）
常见四边形是否是双心四边形
圓周公式的應用
漂亮的摇摆曲线
直線的斜率：水平變化 & 鉛垂變化
Discover Resources
YH的GGB_BOOK
Possible Outcomes of Rolling Two Dices 投擲兩枚骰子的可能結果
test06
y=Sin(x)伸縮平移
应用与艺术
Discover Topics
Binomial Distribution
Similarity Transformation or Similarity
Interest Calculation
Mode
Circumcircle or Circumscribed Circle