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2027| 5
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[竞赛] 已知x和y是整数,求解方程:3^(x+y) - 3^x = 78 |
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小甲鱼最新课程 -> https://ilovefishc.com
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小甲鱼最新课程 -> https://ilovefishc.com
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小甲鱼最新课程 -> https://ilovefishc.com
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小甲鱼最新课程 -> https://ilovefishc.com
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