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2017全国数学II 21题
Author:
wangyiyao
GeoGebra
New Resources
龙形曲线-分形龙
小学资源收集
湖南省中职数学教师省培(GeoGebra培训案例)
比較五件物件的重量
第八周作业3
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[問題] a² + b² = 1, (c-4)² + (d-2)² = 5,求 ad - bc 最大值?
No.5
Copy of 立體圖形-截面
密鋪4
雙曲線(左右型)標準式
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Pyramid
Geometric Distribution
Trigonometric Functions
Function Graph
Circle