1.求下列各式中x的值①x³=0.125;②8x³-3=八分之三2.求下列各数的立方根:①0.001= ;②-64= ;③(-7)³= ;④512= ;⑤ 根号512的立方的立方根是 3.已知x-2的平方根是±2,2x+y+7的立方根是
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![1.求下列各式中x的值①x³=0.125;②8x³-3=八分之三2.求下列各数的立方根:①0.001= ;②-64= ;③(-7)³= ;④512= ;⑤ 根号512的立方的立方根是 3.已知x-2的平方根是±2,2x+y+7的立方根是](/uploads/image/z/5175488-56-8.jpg?t=1.%E6%B1%82%E4%B8%8B%E5%88%97%E5%90%84%E5%BC%8F%E4%B8%ADx%E7%9A%84%E5%80%BC%E2%91%A0x%26%23179%3B%3D0.125%EF%BC%9B%E2%91%A18x%26%23179%3B-3%3D%E5%85%AB%E5%88%86%E4%B9%8B%E4%B8%892.%E6%B1%82%E4%B8%8B%E5%88%97%E5%90%84%E6%95%B0%E7%9A%84%E7%AB%8B%E6%96%B9%E6%A0%B9%EF%BC%9A%E2%91%A00.001%3D+%EF%BC%9B%E2%91%A1-64%3D+%EF%BC%9B%E2%91%A2%EF%BC%88-7%EF%BC%89%26%23179%3B%3D+%EF%BC%9B%E2%91%A3512%3D+%EF%BC%9B%E2%91%A4+%E6%A0%B9%E5%8F%B7512%E7%9A%84%E7%AB%8B%E6%96%B9%E7%9A%84%E7%AB%8B%E6%96%B9%E6%A0%B9%E6%98%AF+3.%E5%B7%B2%E7%9F%A5x-2%E7%9A%84%E5%B9%B3%E6%96%B9%E6%A0%B9%E6%98%AF%C2%B12%2C2x%2By%2B7%E7%9A%84%E7%AB%8B%E6%96%B9%E6%A0%B9%E6%98%AF)
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