猜想与探究型试题的解法

• 作 者: 杨炳武
• 机 构: 江苏省涟水县郑梁梅中学 (223400)
• 出 处: 数理化学习(初中版)
• 发表日期: 2003年04期
• 关键词: 问题形式 变式练习 判断推理 探究型 综合观察 数学运算 命题要求 图形变换 用公式表示 中考命题

所谓探究,就是广泛收集问题所给出的信息,合理选择已有的知识、方法、经周密的思考观察、归纳、猜想、判断推理得出结论.探究性问题的特点是在于问题的条件或结论不直接给出,需要通过学生自己分析、综合观察、归纳、概括、推理、猜想、判断等一系列探究活动,逐步确立应有的条件或结论.这类问题形式新颖,格调清新,能较好的体现出考查学生能力的命题要

The so-called inquiry is the extensive collection of information given by the problem, the reasonable choice of existing knowledge, methods, careful observation, observation, inference, conjecture, judgment and reasoning to draw conclusions. The nature of the inquiry question lies in the condition or conclusion of the question. Not directly given, students need to analyze, comprehensively observe, summarize, generalize, reason, guess, judge, and other series of inquiry activities, and gradually establish the necessary conditions or conclusions. Such problems are novel in form, fresh in style, and can be better The proposition that reflects the ability of students to examine