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Author:Yin Kelvin Wong

New Resources

  • 第八周作业
  • 【案例】2018年全国1卷理科12题
  • 畫出對稱圖形
  • 異分母分數減法
  • 兩組對邊相等的四邊形

Discover Resources

  • 線性變換
  • Triangle Inequalities
  • 四邊形四個西姆松圓交於九點心
  • 門格海綿
  • 二次函数随参数a,b,c的变化而变化.许兴华数学

Discover Topics

  • Random Variables
  • Fractal Geometry
  • Arithmetic
  • Statistical Characteristics
  • Pyramid
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