求解圆锥曲线离心率问题的五类常规思路_OpenScirbe Publishing

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求解圆锥曲线离心率问题的五类常规思路

Author(s)：
杨朋

Publication Title：

Wen Yuan (Middle School Edition) 2020 No.05

Affiliations：
铜仁市第八中学贵州铜仁 554300

Abstract：
圆锥曲线的离心率是近年高考的一个热点.而有关求离心率的问题中,多数为求值或取值范文的题型!圆锥曲线离心率问题的解题策略是需要学生掌握的重要知识,考虑到离心率问题的考题一般与其他知识点相结合,以综合题的形式出现,因此其解题策略也较为灵活,可以从基本定义入手、结合点坐标,也可以采用数形结合、引入参数方程.

Keywords：
圆锥曲线;离心率;数形结合;参数方程

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[1] 杨朋.求解圆锥曲线离心率问题的五类常规思路[J].Wen Yuan (Middle School Edition),2020(05),.

文渊(中学版)

Wen Yuan (Middle School Edition)

Language: 中文

CN：11-9275/G

ISSN：2096-627X

Publication Frequency: 月刊

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