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初中数学竞赛：若9^x+25^x+36^x=15^x+18^x+30^x，求x的值
初中数学竞赛：若9^x+25^x+36^x=15^x+18^x+30^x，求x的值
初中数学中考竞赛经典例题——代数部分0/465
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