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What is the sum of 7x4+ 2xy - 5y3 and 2x4 + 3xy + 2y3?
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What is the sum of 7x4+ 2xy - 5y3 and 2x4 + 3xy + 2y3?

What is the sum of 7x4+ 2xy - 5y3 and 2x4 + 3xy + 2y3?-example-1
User Christophor
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Answer:

7x^4+2xy-5y^3 +2x^4+3xy+2y^3 = 9x^4+5xy-3y^3

User Hbulens
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