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京东 11.11 红包
利用二项展开式的系数相等证明等式(Prove Identities by using Equating Coefficients of Binomial)
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利用数学归纳法求n阶导数(Prove nth derivative by using Principle of Mathematical Induction)
二项分布的假设检验(Applications of Hypothesis test for Binomial Distributions)
利用泰勒展开式估算微分方程的解(Find solution in a series form by using Taylor series method)
数学归纳法证明通项公式(4)(Prove General Form by Using Mathematical Induction)
海伦公式的证明(Prove: Heron's Formula)
棣莫弗定理的证明(Prove de Moivre's Theorem in complex numbers)
洛必达法则的证明(Prove l'Hospital's Rule)
同角三角比的六边形记忆法(Formulae in trigonometric ratios by using hexagon)
数学归纳法证明不等式(Prove inequalities by mathematical induction)
排列组合之可重复选择问题(Counting with replacement by using permutation and combination)
与棣莫弗定理有关的等式证明(1)(Prove the Identities by De Moirve Theorem)
排列组合之分组问题(permutation and combination by using separating into groups)
与棣莫弗定理有关的等式证明(4)(Prove the Identities by De Moirve Theorem)
数学归纳法证明通项公式(1)(Prove General Form by Using Mathematical Induction)
反证法的相关证明(Proof by Contradiction)
数学归纳法证明通项公式(3)(Prove General Form by Using Mathematical Induction)
参数方程消参的三种技巧(3 methods for eliminating the parameters in parametric equations)
重要三角比的极限和韦达公式(Basic trigonometric limits and Viete's Formula)
洛必达法则的基本应用举例(Examples of the Basic Applications of l'Hospital's Rule)
数学归纳法证明因式(Prove Factors by Using Mathematical Induction)
数学归纳法证明求和公式(2)(Prove Sum by Using Mathematical Induction)
复角公式/和差展开式的推导(Deduction of the compound angle formulae)
第一类换元积分法举例(1)(Examples of Integrating by Substitution I(1))
数学归纳法证明求积公式(Prove Product by Using Mathematical Induction)
6个圆三角函数的导数的推导(Deductions of derivative of basic trigonometric functions)
利用计算式计算马尔科夫链的稳态解(Solving Steady State of Markov Chain by Using Calculating)
等比数列的杂项(some skills in treating with geometric sequences and series)
复角公式/和差展开式的例题举例(Examples of the compound angle formulae)
叠加型二项分布的计算及其评论(skills of composite binomial distribution and its comment)
积分的双曲三角换元和圆三角换元的互换技巧(integral substitution by hyperbolic trig and circular trig)
函数作图(1)正态函数和指数作差(Sketching Curves of Normal and Difference of the Exponentials)
极坐标下求夹面积(Areas between two curves under polar coodinates system)
第一类换元积分法举例(2)(Examples of Integrating by Substitution I(2))
洛必达法则的进阶应用举例(Examples of the Further Applications of l'Hospital's Rule)
基本的换元积分的一题多解(simple integrals by substitution with multi-answes)
棣莫弗定理的另类用法(other applications of de Moivre's Theorem)
棣莫弗定理的证明题(Prove by Using De Moivre's Theorem)
利用积分因子计算一阶微分方程的原理(principle of solving 1st order D.E. by integrating factor)
空间几何应用题(1)(Applications for 3-Dimensional coordinates(1))
利用数学归纳法和二项式证明整除性(Prove Divisibility by Binomial and Mathematical Induction)