探索性问题在高考数学试题中占有一定的比例 ,而且有上升的趋势 ,使得这类问题备受关注 .探索性问题是相对于封闭性问题而言的 ,一般可分成这样几种 :( 1)从给定的题设探求相应的结论 ;( 2 )由给定的题断反溯应具备的条件 ;( 3 )改变题设或题断的某个部分 ,考察整个问题将会产 The exploratory problem occupies a certain proportion in the mathematics questions of the college entrance examination, and there is a rising trend, which makes this type of problem of concern. Exploratory issues are relative to closed issues, and generally can be divided into such categories: (1) From the given questions, search for the corresponding conclusions; (2) The conditions that should be possessed by the given questions; (3) Change the part of the question or question, and examine the whole question.