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七年级数学：若x满足(9-x)(x-4)=2，怎么求(4-x)²+(x-9)²的值？
七年级数学：若x满足(9-x)(x-4)=2，怎么求(4-x)²+(x-9)²的值？
初中数学，整式的乘除法，基础训练，培优专题11/56
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