题目内容
把下面多项式因式分解.
-5x(y-x)-y(x-y)
答案:
解析:
解析:
|
-5x(y-x)-y(x-y)=5x(x-y)-y(x-y)=(x-y)(5x-y) |
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题目内容
把下面多项式因式分解.
-5x(y-x)-y(x-y)
|
-5x(y-x)-y(x-y)=5x(x-y)-y(x-y)=(x-y)(5x-y) |