2xy-x²-y² (a-1)+b²(1-a) x的五次方-x因式分解
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![2xy-x²-y² (a-1)+b²(1-a) x的五次方-x因式分解](/uploads/image/z/5904539-35-9.jpg?t=2xy-x%26%23178%3B-y%26%23178%3B+%EF%BC%88a-1%EF%BC%89%2Bb%26%23178%3B%EF%BC%881-a%EF%BC%89+x%E7%9A%84%E4%BA%94%E6%AC%A1%E6%96%B9-x%E5%9B%A0%E5%BC%8F%E5%88%86%E8%A7%A3)
2xy-x²-y² (a-1)+b²(1-a) x的五次方-x因式分解
2xy-x²-y² (a-1)+b²(1-a) x的五次方-x
因式分解
2xy-x²-y² (a-1)+b²(1-a) x的五次方-x因式分解
2xy-x²-y²
=-(x²-2xy+y²)
=-(x-y)²
(a-1)+b²(1-a)
=(a-1)-b²(a-1)
=(a-1)(1-b²)
=(a-1)(1+b)(1-b)
x的五次方-x
=x(x的4次方-1)
=x(x²-1)(x²+1)
=x(x-1)(x+1)(x²+1)