【分解因式】 x²-xy+4分之1y² x²y-2xy²+y³ a(x-y)-b(y-x)+c(x-y)【分解因式】x²-xy+4分之1y²x²y-2xy²+y³a(x-y)-b(y-x)+c(x-y)(x+y)²-16(x-y)²
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![【分解因式】 x²-xy+4分之1y² x²y-2xy²+y³ a(x-y)-b(y-x)+c(x-y)【分解因式】x²-xy+4分之1y²x²y-2xy²+y³a(x-y)-b(y-x)+c(x-y)(x+y)²-16(x-y)²](/uploads/image/z/3911959-55-9.jpg?t=%E3%80%90%E5%88%86%E8%A7%A3%E5%9B%A0%E5%BC%8F%E3%80%91+x%26%23178%3B-xy%2B4%E5%88%86%E4%B9%8B1y%26%23178%3B+x%26%23178%3By-2xy%26%23178%3B%2By%26%23179%3B+a%EF%BC%88x-y%EF%BC%89-b%EF%BC%88y-x%EF%BC%89%2Bc%EF%BC%88x-y%EF%BC%89%E3%80%90%E5%88%86%E8%A7%A3%E5%9B%A0%E5%BC%8F%E3%80%91x%26%23178%3B-xy%2B4%E5%88%86%E4%B9%8B1y%26%23178%3Bx%26%23178%3By-2xy%26%23178%3B%2By%26%23179%3Ba%EF%BC%88x-y%EF%BC%89-b%EF%BC%88y-x%EF%BC%89%2Bc%EF%BC%88x-y%EF%BC%89%EF%BC%88x%2By%EF%BC%89%26%23178%3B-16%EF%BC%88x-y%EF%BC%89%26%23178%3B)
【分解因式】 x²-xy+4分之1y² x²y-2xy²+y³ a(x-y)-b(y-x)+c(x-y)【分解因式】x²-xy+4分之1y²x²y-2xy²+y³a(x-y)-b(y-x)+c(x-y)(x+y)²-16(x-y)²
【分解因式】 x²-xy+4分之1y² x²y-2xy²+y³ a(x-y)-b(y-x)+c(x-y)
【分解因式】
x²-xy+4分之1y²
x²y-2xy²+y³
a(x-y)-b(y-x)+c(x-y)
(x+y)²-16(x-y)²
【分解因式】 x²-xy+4分之1y² x²y-2xy²+y³ a(x-y)-b(y-x)+c(x-y)【分解因式】x²-xy+4分之1y²x²y-2xy²+y³a(x-y)-b(y-x)+c(x-y)(x+y)²-16(x-y)²
x²-xy+4分之y²
=x²-2×x×2分之y+(2分之y)²
=(x-2分之y)²
x²y-2xy²+y³
=y(x²-2xy+y²)
=y(x-y)²
a(x-y)-b(y-x)+c(x-y)
=a(x-y)+b(x-y)+c(x-y)
=(x-y)(a+b+c)
(x+y)²-16(x-y)²
=(x+y)²-[4(x-y)]²
=[(x+y)-4(x-y)][(x+y)+4(x-y)]
=(-3x+5y)(5x-3y)
=-(3x-5y)(5x-3y)
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(x-1/2y)²
y(x-y)²
(a+b+c)(x-y)
(5x-3y)(5y-3x)