分解下列因式:x(y-x)+y(y-x)-(x-y)^2a^5-a3(x^2-4x)^2-48已知x-y=-2/3求(x^2+y^2)^2-4xy(x^2+y^2)+4x^2y^2的值需要具体步骤,不能步骤不完整,要不然没分!
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![分解下列因式:x(y-x)+y(y-x)-(x-y)^2a^5-a3(x^2-4x)^2-48已知x-y=-2/3求(x^2+y^2)^2-4xy(x^2+y^2)+4x^2y^2的值需要具体步骤,不能步骤不完整,要不然没分!](/uploads/image/z/13619076-60-6.jpg?t=%E5%88%86%E8%A7%A3%E4%B8%8B%E5%88%97%E5%9B%A0%E5%BC%8F%EF%BC%9Ax%EF%BC%88y-x%EF%BC%89%2By%28y-x%29-%EF%BC%88x-y%EF%BC%89%5E2a%5E5-a3%28x%5E2-4x%29%5E2-48%E5%B7%B2%E7%9F%A5x-y%3D-2%2F3%E6%B1%82%EF%BC%88x%5E2%2By%5E2%EF%BC%89%5E2-4xy%28x%5E2%2By%5E2%29%2B4x%5E2y%5E2%E7%9A%84%E5%80%BC%E9%9C%80%E8%A6%81%E5%85%B7%E4%BD%93%E6%AD%A5%E9%AA%A4%2C%E4%B8%8D%E8%83%BD%E6%AD%A5%E9%AA%A4%E4%B8%8D%E5%AE%8C%E6%95%B4%2C%E8%A6%81%E4%B8%8D%E7%84%B6%E6%B2%A1%E5%88%86%21)
分解下列因式:x(y-x)+y(y-x)-(x-y)^2a^5-a3(x^2-4x)^2-48已知x-y=-2/3求(x^2+y^2)^2-4xy(x^2+y^2)+4x^2y^2的值需要具体步骤,不能步骤不完整,要不然没分!
分解下列因式:x(y-x)+y(y-x)-(x-y)^2
a^5-a
3(x^2-4x)^2-48
已知x-y=-2/3
求(x^2+y^2)^2-4xy(x^2+y^2)+4x^2y^2的值
需要具体步骤,不能步骤不完整,要不然没分!
分解下列因式:x(y-x)+y(y-x)-(x-y)^2a^5-a3(x^2-4x)^2-48已知x-y=-2/3求(x^2+y^2)^2-4xy(x^2+y^2)+4x^2y^2的值需要具体步骤,不能步骤不完整,要不然没分!
x(y-x)+y(y-x)-(x-y)^2
=-x(x-y)-y(x-y)-(x-y)^2
=(x-y)(-x-y-x+y)
=-2x(x-y)
a^5-a
=a(a^4-1)
=a(a^2+1)(a^2-1)
=a(a^2+1)(a+1)(a-1)
3(x^2-4x)^2-48
=3[(x^2-4x)^2-16]
=3(x^2-4x+4)(x^2-4x-4)
=3(x-2)^2(x^2-4x-4)
已知x-y=-2/3
(x^2+y^2)^2-4xy(x^2+y^2)+4x^2y^2
=(x^2+y^2-2xy)^2
=(x-y)^4
=16/81
哈哈 路过 飘痕
x(y-x)+y(y-x)-(x-y)^2
=-x(x-y)-y(x-y)-(x-y)^2
=(x-y)(-x-y-x+y)
=-2x(x-y)
a^5-a
=a(a^4-1)
=a(a^2+1)(a^2-1)
=a(a^2+1)(a+1)(a-1)
3(x^2-4x)^2-48
=3[(x^2-4x...
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哈哈 路过 飘痕
x(y-x)+y(y-x)-(x-y)^2
=-x(x-y)-y(x-y)-(x-y)^2
=(x-y)(-x-y-x+y)
=-2x(x-y)
a^5-a
=a(a^4-1)
=a(a^2+1)(a^2-1)
=a(a^2+1)(a+1)(a-1)
3(x^2-4x)^2-48
=3[(x^2-4x)^2-16]
=3(x^2-4x+4)(x^2-4x-4)
=3(x-2)^2(x^2-4x-4)
已知x-y=-2/3
(x^2+y^2)^2-4xy(x^2+y^2)+4x^2y^2
=(x^2+y^2-2xy)^2
=(x-y)^4
=16/81
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