一个几何问题的代数思考  

Algebraic thinking of a geometric problem

作　　者：马纪英[1] 贾慧羡[1] 姜文鹏 Ma Jiying;Jia Huixian;Jiang Wenpeng(Shijiazhuang Posts and Telecommunications Technical College Hebei,Shijiazhuang 050021)

机构地区：[1]石家庄邮电职业技术学院,河北石家庄050021

出　　处：《科技风》2021年第29期34-36,共3页

摘　　要：文章以一道几何问题的三种解题思路为依托,融合正弦定理、塞瓦定理、三角函数、导数应用等几何、代数、微积分内容为一体,反对解题思路的割裂,体现数学的关联性,为数学的综合应用提供思路。Based on three solutions to a geometric problem,this paper integrates the geometry,algebra and calculus contents such as sine theorem,Ceva's Theorem,trigonometric function and derivative application,opposes the separation of solutions,embodies the relevance of mathematics,and provides ideas for the comprehensive application of mathematics.

关 键 词：正弦定理 导数应用 塞瓦定理 融合 

分 类 号：O13[理学—数学]