齐次化联立速解内准圆问题
Middle School Mathematics(2023)
Abstract
齐次化联立是处理圆锥曲线中与斜率之和或斜率之积有关的问题的常用方法,本文中对2021年山东省烟台市高三一模数学第21题第(2)问的答案追本溯源,并优化其解法,对齐次化联立研究内准圆的相关性质及其应用题型进行拓展研究,即轨迹方程上的两点与坐标原点连线斜率之和或斜率之积为定值.
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