用提公因式法分解因式 x(x-y)(a-b)-y(y-x))b-a) 怎么做 5
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x(x-y)(a-b)-y(y-x)(b-a)
=x(x-y)(a-b)-y(x-y)(a-b)
=(x-y)(a-b)(x-y)
=(x-y)²(a-b)
=x(x-y)(a-b)-y(x-y)(a-b)
=(x-y)(a-b)(x-y)
=(x-y)²(a-b)
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x(x-y)(a-b)-y(y-x)(b-a)
= x(x-y)(a-b)-y(x-y)(a-b)
=(x-y)(a-b)(x-y)
=(x-y)²(a-b)
= x(x-y)(a-b)-y(x-y)(a-b)
=(x-y)(a-b)(x-y)
=(x-y)²(a-b)
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展开全部
x(x-y)(a-b)-y(y-x)(b-a)
=x(x-y)(a-b)-y(x-y)(a-b)
=(x-y)²(a-b)
=x(x-y)(a-b)-y(x-y)(a-b)
=(x-y)²(a-b)
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评论
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展开全部
x(x-y)(a-b)-y(y-x))b-a)
=x(x-y)(a-b)-y(x-y)(a-b)
=(x-y)(a-b)(x-y)
=(x-y)²(a-b)
=x(x-y)(a-b)-y(x-y)(a-b)
=(x-y)(a-b)(x-y)
=(x-y)²(a-b)
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评论
收起
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