题目内容
把x3-2x2y+xy2分解因式,结果正确的是( )
| A.x(x+y)(x-y) | B.x(x2-2xy+y2) | C.x(x+y)2 | D.x(x-y)2 |
x3-2x2y+xy2,
=x(x2-2xy+y2),
=x(x-y)2.
故选D.
=x(x2-2xy+y2),
=x(x-y)2.
故选D.
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题目内容
| A.x(x+y)(x-y) | B.x(x2-2xy+y2) | C.x(x+y)2 | D.x(x-y)2 |