题目内容
【题目】分解因式:m2(x-y)-4(x-y)=___________________ .
【答案】(x-y)(m+2)(m-2)
【解析】m2(x-y)-4(x-y),
=(x-y)(m2-4),
=(x-y)(m+2)(m-2).
故答案为:(x-y)(m+2)(m-2).
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题目内容
【题目】分解因式:m2(x-y)-4(x-y)=___________________ .
【答案】(x-y)(m+2)(m-2)
【解析】m2(x-y)-4(x-y),
=(x-y)(m2-4),
=(x-y)(m+2)(m-2).
故答案为:(x-y)(m+2)(m-2).