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课堂上,老师出了这样一道题: 如果与是同类二次根式.求x. 解此题的一般思路是:因为它们是同类二次根式,所以根号中被开方数相同,得
In the classroom, the teacher made such a question: If it is the same kind of secondary roots, the general idea of seeking x. to solve the problem is: because they are the same kind of secondary roots, so the root number is the same as the number of square roots,