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橢圓軌跡
Author:
Mason Chang
橢圓軌跡
GeoGebra
New Resources
近似值：有效數字
兩位數除以一位數（一）
四邊形的特性
兩組對邊相等和有直角的四邊形
【案例】2018年全国1卷理科12题
Discover Resources
能量守恆
圖一
大邊對大角
拋物線的疊合
test P1的副本
Discover Topics
Upper and Lower Sum or Riemann Sum
Step Functions
Rhombus
Normal Distribution
Set Theory