2ax+2ay-bx-by因式分解

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2ax+2ay-bx-by因式分解
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2ax+2ay-bx-by因式分解
2ax+2ay-bx-by因式分解

2ax+2ay-bx-by因式分解
原式
=2a(x+y)-b(x+y)
=(2a-b)(x+y)

2ax+2ay-bx-by
=2a(x+y)-b(x+y)
=(2a-b)(x+y)

2ax+2ay-bx-by
=2a(x+y)-b(x+y)
=(2a-b)(x+y)

2ax+2ay-bx-by
=2a(x+y)-b(x+y)
=(x+y)(2a-b)

2ax+2ay-bx-by=2a(x+y)-b(x+y)=(x+y)(2a-b)