(3x²y³)²÷(1/3xy²)²-7x²y²

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(3x²y³)²÷(1/3xy²)²-7x²y²

(3x²y³)²÷(1/3xy²)²-7x²y²
(3x²y³)²÷(1/3xy²)²-7x²y²

(3x²y³)²÷(1/3xy²)²-7x²y²
74x²y²