摘要:多项式6x3-4x2y+3xy2-y3的项是6x3.4x2y.3xy2.y3.
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将多项式x3-3x2y+3xy2-y3写成两个二项式的差,下列写法错误的是
- A.(x3-y3)-(3x2y-3xy2)
- B.(x3+3xy2)-(3x2y+y3)
- C.(x3-3x2y)-(3xy2+y3)
- D.(3xy2-3x2y)-(y3-x3)
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