因式分解:x²(x+y)-2xy(x+y)+y²(x+y)
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因式分解:x²(x+y)-2xy(x+y)+y²(x+y)
因式分解:x²(x+y)-2xy(x+y)+y²(x+y)
因式分解:x²(x+y)-2xy(x+y)+y²(x+y)
x²(x+y)-2xy(x+y)+y²(x+y)
=(x+y)(x²-2xy+y²)
=(x+y)(x-y)²
最快手打
x²(x+y)-2xy(x+y)+y²(x+y)
=(x+y)(x²-2xy+y²)
=(x+y)(x-y)²