因式分解:a³+ab²-2a²b=______ ,5x²-5y²=__
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因式分解:a³+ab²-2a²b=______ ,5x²-5y²=_____
![因式分解:a³+ab²-2a²b=______ ,5x²-5y²=__](/uploads/image/z/19457544-48-4.jpg?t=%E5%9B%A0%E5%BC%8F%E5%88%86%E8%A7%A3%EF%BC%9Aa%26%23179%3B%2Bab%26%23178%3B-2a%26%23178%3Bb%3D______+%2C5x%26%23178%3B-5y%26%23178%3B%3D__)
a³+ab²-2a²b=
=a(a²+b²-2ab)
=a(a-b)²______ ,
5x²-5y²=5(x²-y²)=5(x-y)(x+y)_____
=a(a²+b²-2ab)
=a(a-b)²______ ,
5x²-5y²=5(x²-y²)=5(x-y)(x+y)_____
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