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AbstractAfter the gradual popularization of quality-oriented education,the importance ofintegrating the history of mathematics into the teaching of mathematics has beenconstantly i...

目录引言…1全概率公式…31.1完备事件组……31.2全概率公式…31.3全概率公式的内涵……31.3.1数学思想……31.3.2运算本质…41.3.3“全”的含义……41.3.4运用关键…41.3.5意义价值…51.4全概率...

AbstractCongruence is the most important and fundamental method in the two triangleproblems.In addition,in junior high geometry,the study of congruent triangles is akey step in the...

AbstractProbability and statistics is an important part of high school mathematics,whichis inseparable from real life in this information age.Therefore,in the teaching processof hi...

目录言.11.一元函数的极值.21.1极值定义.21.2必要条件…21.3充分条件….22.二元函数的极值.。.42.1无条件极值….42.2条件极值.62.2.1利用代入消元求取极值.72.2.2利用拉格朗日乘数法求取极值..8...

目录1引言.2相关概念……12.1抽样调查。。。。。。。。。。。。2.2抽样分布…2.3区间估计..........33区间估计在抽样调查中的应用33.1一个总体参数的区间估计33.1.1总体均值的区间估计.43.1.2总...

AbstractThis paper mainly discusses the properties of the three function and its application,through literature research,the three functions of monotonicity,extreme value,the real ...

AbstractAs the beginning of learning mathematics,primary school mathematics is acornerstone for students to learn mathematics.If students want to learn mathematicswell,the efficien...

On the application of eigenvalue and eigenvector of matrixAbstract At first,in order to facilitate the study and solution of linear equations,the concept ofmatrix was introduced.Wi...