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初中学生在判断一元一次方程解的王种类型的情况时，只会死记硬背。至于为什么会出现这些情况，学生却无从知道，当然更谈不上“理解型”的记忆。于是容易把“无解”与“无数解”类型混淆。同理，对二元一次方程组解的理解也是如此。针对上述情况，在“一次函数图象和性质”的
Junior high school students will only memorize the judiciary when they determine the type of king of the equation. As to why these situations occur, students cannot know, and certainly not the memory of “comprehension”. It is easy to confuse the “no solution” with the “unique solution” type. In the same way, the understanding of the solution to the binary equation system is also the same. For the above situation, in the “function and nature of the first function”