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What is the additive inverse of the polynomials -7y²+x²y-3xy-7x²

What is the additive inverse of the polynomials -7y²+x²y-3xy-7x²
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What is the additive inverse of the polynomials -7y²+x²y-3xy-7x²

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User Oberstet
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7x^(2) +3xy - x^(2) y + 7y^(2)
hope this helps!
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User Patricio Vargas
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Answer: 7y²-x²y+3xy+7x²

Solution:
We only have to multiply the polynmial by minus sign, and this changes the signs of all terms:
-(-7y²+x²y-3xy-7x²)=7y²-x²y+3xy+7x²
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User MagePsycho
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