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数学7下：易错题，若x²+2(m-3)x+16是完全平方式，怎么求m的值？
数学7下：易错题，若x²+2(m-3)x+16是一个完全平方式，怎么求m的值？
初中数学，完全平方公式，基础训练，培优专题38/139
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