Category: 16级数学

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190523-余弦定理-09160209

Added by 7 年 ago

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19.05.28-等差数列的前n项求和-22160622

Added by 7 年 ago

164 Views7 Comments

190613-圆锥曲线的统一定义-22160631

Added by 6 年 ago

103 Views5 Comments

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190613-平行四边形的判断说课-22160612

Added by 6 年 ago

134 Views0 Comments

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190428-函数的单调性-22160637

Added by 7 年 ago

106 Views5 Comments

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190425-椭圆及其方程-09160209

Added by 7 年 ago

111 Views7 Comments

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190428-椭圆及其标准方程-22160614

Added by 7 年 ago

118 Views7 Comments

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190515垂径定理22150803

Added by 7 年 ago

126 Views6 Comments

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20190523余弦定理04150131

Added by 7 年 ago

179 Views8 Comments

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三角函数的诱导公式20150524

Added by 6 年 ago

263 Views0 Comments