下列各式由左边到右边的变形中,是分解因式的为[]A.a(x+y)=ax+ayB.x2-4x+4=x(x-4)+4C.10x2-5x=5x(2x-1)D.x2-16+3x=(x-4)(x+4)+3x-八
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题目简介
下列各式由左边到右边的变形中,是分解因式的为[]A.a(x+y)=ax+ayB.x2-4x+4=x(x-4)+4C.10x2-5x=5x(2x-1)D.x2-16+3x=(x-4)(x+4)+3x-八
题目详情
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B. x2-4x+4=x(x-4)+4
C. 10x2-5x=5x(2x-1)
D. x2-16+3x=(x-4)(x+4)+3x
答案