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軌跡觀察
Author:
shan chun
GeoGebra
New Resources
双心四边形
龙形曲线-分形龙2
讀磅
盈利與虧蝕
斜率的值
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時間參數跳躍函數
ie 5
Question 3
椭圆的两条垂直切线的交点轨迹
函数作图工具的副本
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Random Variables
Distributions
Hypothesis Testing
Boxplot
Planes