多项式3x^m y^n+2 +1\7x^m-1 y^n+1因式分解的结果是?
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多项式3x^m y^n+2 +1\7x^m-1 y^n+1因式分解的结果是?
多项式3x^m y^n+2 +1\7x^m-1 y^n+1因式分解的结果是?
多项式3x^m y^n+2 +1\7x^m-1 y^n+1因式分解的结果是?
3x^m y^n+2 +1\7x^m-1 y^n+1
=1/7x^(m-1)y^(n+1)(21xy+1)