5x²y-3xy²+2y²and 5y²+7x²y-3xy²
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Answer: 6xy^2+12x^2y+7y^2
Explanation:
5x²y-3xy²+2y²+5y²+7x²y-3xy²
=-6xy^2+12x^2y+7y^2
Explanation:
5x²y-3xy²+2y²+5y²+7x²y-3xy²
=-6xy^2+12x^2y+7y^2
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