(-5/2xy)(2/3xy²-2xy+4/3y)
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(-5/2xy)(2/3xy²-2xy+4/3y)
(-5/2xy)(2/3xy²-2xy+4/3y)
(-5/2xy)(2/3xy²-2xy+4/3y)
(-5/2xy)(2/3xy²-2xy+4/3y)
=-5/3x^2y^3+5x^2y^2-10/3xy^2
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