课标全国卷中三角恒等变换试题的分类解析
AbstractThis paper takes the test questions related to angle transformation formula in the newcurriculum standard national examination paper (mathematics for science)from 2009 to20...
浅析多元函数的极值
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...
数学学习中的记忆学习与深度学习关系的探究
目录引言…11研究背景11.1问题的提出…1.1.1记忆学习与深度学习的教学现状..................1.1.2记忆学习与深度学习的重要性.21.2记忆学习与深度学习的界定..31.3国内外研究现状.31.3.1国外研...
向量的向量积在中学数学中的应用
目录言11向量的向量积在中学数学中的应用的国内研究综述…22向量的向量积有关的知识32.1两向量的向量积……32.1.1向量积的定义…32.1.2向量积的运算规律…42.2向量积的坐标运算……43利用向量的...
网络言论自由的保护与规制
毕业设计（论文）外文摘要TitleProtection and Regulation of Freedom of Speech on theInternetAbstractFreedom of speech on the Internet is one of the expression forms of freedomof spee...
运输毒品罪死刑问题研究
Research on Death Penalty of Drug Transporting CrimeAbstract:Death penalty is a kind of severe penalty with a long history,whichtakes the right to life as the object.In recent year...
大同煤矿集团铁峰煤业有限公司固定资产管理问题研究
本科论文AbstractWith the rapid growth of social economy and the continuous expansion of thescope of enterprises,as the main component of enterprises,it is particularly importantto ...
供给侧改革背景下A房地产公司去杠杆的财务绩效研究
供给侧改革背景下A房地产公司去杠杆的财务绩效研究ABSTRACTReal estate industry is an important part of China's national economy.In thecontext of the new policy 'focusing on supply-sid...
惠州垒达环保砖项目投资决策研究
AbstractThe current social competition is becoming more and more intense.To thedevelopment of enterprises in the fierce competition in the society,it is necessary tohave accurate d...
基于SWOT的智能手机企业财务战略研究
ABSTRACTThese days,the revolution of information technology is happening,which isknown as the Internet era.People use Internet technologies whenever and whereverthey like,including...
