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su yati(4) 10
Author:
su
GeoGebra
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第八周作业1
比較五件物件的重量
折扣
第八周作业3
撒针估算面积实验
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垂足三角形
北區模考多選第八題 (2014.03.06)
已知正三角形內部一點到三邊距離求面積
圓方程式
圆周上的动点形成椭圆
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Logarithmic Functions
Upper and Lower Sum or Riemann Sum
Histogram
Means
Addition