用待定系数法①求满足x^2y-2xy+yx^2-2x=1984的整数对(x,y).②求ax^3+bx^2+cx+d为一完全立方式的条①求满足x^2y-2xy+yx^2-2x=1984的整数对(x,y).②求ax^3+bx^2+cx+d为一完全立方式的条件.
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![用待定系数法①求满足x^2y-2xy+yx^2-2x=1984的整数对(x,y).②求ax^3+bx^2+cx+d为一完全立方式的条①求满足x^2y-2xy+yx^2-2x=1984的整数对(x,y).②求ax^3+bx^2+cx+d为一完全立方式的条件.](/uploads/image/z/8785685-29-5.jpg?t=%E7%94%A8%E5%BE%85%E5%AE%9A%E7%B3%BB%E6%95%B0%E6%B3%95%E2%91%A0%E6%B1%82%E6%BB%A1%E8%B6%B3x%5E2y-2xy%2Byx%5E2-2x%3D1984%E7%9A%84%E6%95%B4%E6%95%B0%E5%AF%B9%28x%2Cy%29.%E2%91%A1%E6%B1%82ax%5E3%2Bbx%5E2%2Bcx%2Bd%E4%B8%BA%E4%B8%80%E5%AE%8C%E5%85%A8%E7%AB%8B%E6%96%B9%E5%BC%8F%E7%9A%84%E6%9D%A1%E2%91%A0%E6%B1%82%E6%BB%A1%E8%B6%B3x%5E2y-2xy%2Byx%5E2-2x%3D1984%E7%9A%84%E6%95%B4%E6%95%B0%E5%AF%B9%28x%2Cy%29.%E2%91%A1%E6%B1%82ax%5E3%2Bbx%5E2%2Bcx%2Bd%E4%B8%BA%E4%B8%80%E5%AE%8C%E5%85%A8%E7%AB%8B%E6%96%B9%E5%BC%8F%E7%9A%84%E6%9D%A1%E4%BB%B6.)
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