计算:[3a²/(a+b)]^3(a²-b²)÷[(b-a)/(a+b)]²

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计算:[3a²/(a+b)]^3(a²-b²)÷[(b-a)/(a+b)]²计算:[3a²/(a+b)]^3(a²-b²)÷[(b

计算:[3a²/(a+b)]^3(a²-b²)÷[(b-a)/(a+b)]²
计算:[3a²/(a+b)]^3(a²-b²)÷[(b-a)/(a+b)]²

计算:[3a²/(a+b)]^3(a²-b²)÷[(b-a)/(a+b)]²
[3a²/(a+b)]^3(a²-b²)÷[(b-a)/(a+b)]²
=27a^6/(a+b)³×(a-b)(a+b)×(a+b)²/(a-b)²
=27a^6/(a-b)