已知等式(3a^4b-3a³b²)+3a²b(a+b)(a-b)=3a²b(a-b)*A,则多项式A是
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![已知等式(3a^4b-3a³b²)+3a²b(a+b)(a-b)=3a²b(a-b)*A,则多项式A是](/uploads/image/z/1022582-38-2.jpg?t=%E5%B7%B2%E7%9F%A5%E7%AD%89%E5%BC%8F%283a%5E4b-3a%26%23179%3Bb%26%23178%3B%29%2B3a%26%23178%3Bb%28a%2Bb%29%28a-b%29%3D3a%26%23178%3Bb%28a-b%29%2AA%2C%E5%88%99%E5%A4%9A%E9%A1%B9%E5%BC%8FA%E6%98%AF)
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已知等式(3a^4b-3a³b²)+3a²b(a+b)(a-b)=3a²b(a-b)*A,则多项式A是
已知等式(3a^4b-3a³b²)+3a²b(a+b)(a-b)=3a²b(a-b)*A,则多项式A是
已知等式(3a^4b-3a³b²)+3a²b(a+b)(a-b)=3a²b(a-b)*A,则多项式A是
(3a^4b-3a³b²)+3a²b(a+b)(a-b)=3a²b(a-b)*A
3a³b(a-b)+3a²b(a+b)(a-b)=3a²b(a-b)*A
两边除以3a²b(a-b)
A=a+a+b=2a+b