化成最简分式(1)2xy-4/x²y²+3xy-10 (2)2x²+xy-6y²/6x²-7xy-3y²
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化成最简分式(1)2xy-4/x²y²+3xy-10 (2)2x²+xy-6y²/6x²-7xy-3y²
化成最简分式(1)2xy-4/x²y²+3xy-10 (2)2x²+xy-6y²/6x²-7xy-3y²
化成最简分式(1)2xy-4/x²y²+3xy-10 (2)2x²+xy-6y²/6x²-7xy-3y²
合并同类项,并化简即可