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仔细观察题目给出的条件,通过归纳总结得出某些规律,然后根据这个规律找出问题的正确答案.这一类问题称“观察归纳型题”.观察归纳型题主要是考察学生的观察能力、类比推理能力、分析能力和想象能力等.下面讨论观察归纳型题的解法.一、与序号有关的题例1 观察下而一列数的规律,并填空:0、3、8、15、24,…,则它的第2002个数是(2002湖南省中考试题)
Observe the conditions given by the subject carefully, draw some rules by summing it up, and then find out the correct answer to the problem according to this rule. This type of question is called “observation induction type question.” The observational induction type question is mainly to observe student observations. Ability, analogy reasoning ability, analysis ability, imagination ability, etc. The following discusses the solution to the observation of induction-type problems. First, the serial number-related example 1 Observe the rule of the next column number and fill in the blanks: 0, 3, 8, and 15, 24,..., then its 2002 number is (2002 Hunan Provincial Examination Questions)