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《数的开方》和《二次根式》中,有不少新的概念是同学们第一次接触的,若不正确理解,容易出错.现在我们选择几例错解加以分析,以期引起大家的注意.例1的平方根是_.(宁夏银南地区94年中考题)错解/元的平方根是t4.分析这里错将题意理解成“求16的平方根”.其实本题应
There are quite a few new concepts in the “Preparations of Numbers” and “Secondary Roots” that the students contacted for the first time. If they are not correctly understood, they are prone to errors. Now we choose a few cases of misunderstanding and analysis to get everyone’s attention. The square root of Example 1 is _. (Ningxia Yinnan area 94 years of examination questions) wrong solution / yuan square root is t4. Analysis here misunderstands the meaning of the question as “seeking the square root of 16”. In fact, this question should be