第一题:多项式2x^4-3x^3+ax^2+7x+b有因式x^2+x-2则a/b=?二:已知a=³√4+³√2+1那么3/a+3/a^2+1/a^3=?三:a+1/b=1 ,b+1/c=1,则c+1/a=?四:一项工程 甲完成要a天,乙完成要b天,a b都是自然数,现在乙先工作3
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![第一题:多项式2x^4-3x^3+ax^2+7x+b有因式x^2+x-2则a/b=?二:已知a=³√4+³√2+1那么3/a+3/a^2+1/a^3=?三:a+1/b=1 ,b+1/c=1,则c+1/a=?四:一项工程 甲完成要a天,乙完成要b天,a b都是自然数,现在乙先工作3](/uploads/image/z/12646063-55-3.jpg?t=%E7%AC%AC%E4%B8%80%E9%A2%98%EF%BC%9A%E5%A4%9A%E9%A1%B9%E5%BC%8F2x%5E4-3x%5E3%2Bax%5E2%2B7x%2Bb%E6%9C%89%E5%9B%A0%E5%BC%8Fx%5E2%2Bx-2%E5%88%99a%2Fb%3D%3F%E4%BA%8C%EF%BC%9A%E5%B7%B2%E7%9F%A5a%3D%26%23179%3B%E2%88%9A4%2B%26%23179%3B%E2%88%9A2%2B1%E9%82%A3%E4%B9%883%2Fa%2B3%2Fa%5E2%2B1%2Fa%5E3%3D%3F%E4%B8%89%EF%BC%9Aa%2B1%2Fb%3D1+%2Cb%2B1%2Fc%3D1%2C%E5%88%99c%2B1%2Fa%3D%3F%E5%9B%9B%EF%BC%9A%E4%B8%80%E9%A1%B9%E5%B7%A5%E7%A8%8B+%E7%94%B2%E5%AE%8C%E6%88%90%E8%A6%81a%E5%A4%A9%2C%E4%B9%99%E5%AE%8C%E6%88%90%E8%A6%81b%E5%A4%A9%2Ca+b%E9%83%BD%E6%98%AF%E8%87%AA%E7%84%B6%E6%95%B0%2C%E7%8E%B0%E5%9C%A8%E4%B9%99%E5%85%88%E5%B7%A5%E4%BD%9C3)
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