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平面截圆锥形成椭圆20190722
Author:
yxl
GeoGebra
New Resources
折扣
湖南省中职数学教师省培(GeoGebra培训案例)
第八周作业2
斐波那契螺旋弧线(表格法-可动态调节)
第八周作业1
Discover Resources
根據百分率找數量(一): 例4
觀察軌跡
測試
習作A三ch1_11
y=sinx对称中心
Discover Topics
Linear Programming or Linear Optimization
Dilation
Congruence
Subtraction
Symmetry