计算：=．-九年级数学

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• 若与互为相反数，求的立方根。-八年级数学
• 若a＜b，则化简＝­­­­­_________.-九年级数学
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• 计算小题1:小题2:-九年级数学
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• 8+23-(27-2)．-数学
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• 计算：-九年级数学
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• x是的平方根，y是64的立方根，则x＋y的值为（）A．3B．7C．3，7D．1，7-八年级数学
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