把代数式3x3-6x2y+3xy2分解因式,结果正确的是( )A.x(3x+y)(x-3y)B.3x(x2-2xy+y2)C.x(3x-y)2D.3x(x-y
题型:单选题难度:简单来源:济宁
把代数式3x3-6x2y+3xy2分解因式,结果正确的是( )A.x(3x+y)(x-3y) | B.3x(x2-2xy+y2) | C.x(3x-y)2 | D.3x(x-y)2 |
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答案
3x3-6x2y+3xy2, =3x(x2-2xy+y2), =3x(x-y)2. 故选D. |
举一反三
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