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我们在解中考选择题时,较多的采用直接法.其实,由于中考数学选择题的答案已经包含在选择支中,充分利用这一特征,还可以找到选择题的多种特有解法.下面以2012年各地的中考试题为例,谈谈中考选择题的几种常用解法.一、直接法直接法就是从题目的已知条件出发,通过计算、推理、辨析和判断得出正确结论的方法.它是解中考数学选择题时最常用的方法.
In fact, because the answer to the multiple choice math test has been included in the selection of the branch, make full use of this feature, you can also find a variety of unique solutions to multiple choice. The following to In 2012, the middle school entrance examination questions as an example, to talk about several common solutions to the multiple choice test.A direct method is the direct method from the subject of the known conditions, through calculation, reasoning, discrimination and judgment to arrive at the correct conclusion of the method. It is the most commonly used method for solving multiple choice maths.