因式分解:1/4a^2x-b^2y;1-5a^2+4a^4;(x^2-x)^2-(x^2-x)-30 ;m(m-1)(m+4)-12;m^2+2mn-3n^2-m-3n ;今天就要啊10ax-5ay-6bx+3by;2ab-a^2-b^2+c^2已知:(x^2+y^2-1)(x^2+y^2-6)-14=0.求:x^2+y^2的值.六
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![因式分解:1/4a^2x-b^2y;1-5a^2+4a^4;(x^2-x)^2-(x^2-x)-30 ;m(m-1)(m+4)-12;m^2+2mn-3n^2-m-3n ;今天就要啊10ax-5ay-6bx+3by;2ab-a^2-b^2+c^2已知:(x^2+y^2-1)(x^2+y^2-6)-14=0.求:x^2+y^2的值.六](/uploads/image/z/2120477-5-7.jpg?t=%E5%9B%A0%E5%BC%8F%E5%88%86%E8%A7%A3%EF%BC%9A1%2F4a%5E2x%EF%BC%8Db%5E2y%EF%BC%9B1%EF%BC%8D5a%5E2%EF%BC%8B4a%5E4%EF%BC%9B%28x%5E2%EF%BC%8Dx%29%5E2%EF%BC%8D%28x%5E2%EF%BC%8Dx%29%EF%BC%8D30+%EF%BC%9Bm%28m%EF%BC%8D1%29%28m%EF%BC%8B4%29%EF%BC%8D12%EF%BC%9Bm%5E2%EF%BC%8B2mn%EF%BC%8D3n%5E2%EF%BC%8Dm%EF%BC%8D3n+%EF%BC%9B%E4%BB%8A%E5%A4%A9%E5%B0%B1%E8%A6%81%E5%95%8A10ax%EF%BC%8D5ay%EF%BC%8D6bx%EF%BC%8B3by%3B2ab%EF%BC%8Da%5E2%EF%BC%8Db%5E2%EF%BC%8Bc%5E2%E5%B7%B2%E7%9F%A5%3A%28x%5E2%2By%5E2-1%29%28x%5E2%2By%5E2-6%29-14%3D0.%E6%B1%82%3Ax%5E2%2By%5E2%E7%9A%84%E5%80%BC.%E5%85%AD)
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