Category: 16级数学

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190523-角、线段的轴对称性-22160604

Added by 6 年 ago

101 Views8 Comments

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190428-椭圆及其标准方程-06160119

Added by 6 年 ago

110 Views9 Comments

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190428-绝对值-22150914

Added by 6 年 ago

124 Views6 Comments

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190523-正弦定理-06160119

Added by 6 年 ago

204 Views8 Comments

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190523-余弦定理-22160630

Added by 6 年 ago

90 Views7 Comments

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190606 椭圆及其标准方程 22150640

Added by 6 年 ago

118 Views1 Comments

190613-两点间的距离说课-22160615

Added by 6 年 ago

96 Views4 Comments

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190606-椭圆及其标准方程-21150612

Added by 6 年 ago

109 Views4 Comments

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190428-圆锥曲线的统一定义-22160631

Added by 6 年 ago

116 Views8 Comments

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190428-平面向量-21150917

Added by 6 年 ago

112 Views9 Comments

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