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八年级数学：这道题难住了很多家长？二次根式整数部分怎么求？
八年级数学：这道题难住了很多家长？二次根式整数部分怎么求？长沙中考数学真题！
实数，无理数，平方根，立方根，二次根式，常考题培优专练73/419
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