与圆锥曲线有关的参数范围的求解问题是高考的热点与难点,各类复习资料及报刊杂志大量地介绍了有关的探讨方法.本文谈谈求解圆锥曲线有关参数取值范围问题的四个途径. 途径1 圆锥曲线的定义和数形结合例1 若P是双曲线x2/3-y2=1的右支上的一个动点,F是双 The problem of solving the parameter range related to the conic curve is the hot spot and difficult point of the college entrance examination. Various review materials and newspapers and magazines have introduced a large number of related methods. This article talks about the four ways to solve the parameter range of the conic curve. Path 1 Cone curve definition and number combination example 1 If P is a point on the right branch of hyperbole x2/3-y2=1, F is double