圆锥曲线范围题是历年全国各省数学高考常考的一种题型,这类题不仅蕴涵着丰富的数学思想和方法,而且涉及的知识面广,综合性强,许多同学在求解这类题时,往往感到心中无数,甚至不知从何入手.因此在求解这类题时,若能重视提炼其思想方法,掌握其常用解法,则往往能提高解题效率.下面结合实例,说明巧解圆锥曲线范围题的一些常用解法,供大家参考. Conic range questions over the years throughout the country mathematics college entrance examination often a type of test, these questions not only contains a wealth of mathematical ideas and methods, and involves a wide range of knowledge, comprehensive, many students in the solution of such questions , Often feel innumerable, or even do not know where to start .Therefore, in the solution of such questions, if we can pay attention to refining their thinking methods, to master their common solution, you can often improve the problem-solving efficiency. Some common questions about the range of solutions, for your reference.