Question

4׳ +2ײy+6xy²-7y³from 3y³-3xy²-4x²y​

Answer 1

Step-by-step explanation:

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Answer 2

3y^3-3xy^2-4x^2y)-(4x^3+2x^2y+6xy^2-7y^3),3y^3-3xy^2-4x^2y-4x^3-2x^2y-6xy^2+7y^3=4x^3-9xy^2-8x^2y+7y^3