Math, asked by Parth483120, 4 months ago

add; x² -2x²y + 3xy² - y³, 2y³ -3y²x +9x²y and -3x² +3x²y -9y³g
pls answer i will mark u as brainliest​

Answers

Answered by Anonymous
23

\sf x^2 - 2x^2y + 3xy^2 - y^3 + 2y^3 - 3y^2x + 9x^2y - 3x^2 + 3x^2y - 9y^3

\sf = (x^2 - 3x^2) + (-y^3+2y^3-9y^3) + (3xy^2-3xy^2) + (9x^2y + 3x^2y - 2x^2y)

\sf = -2x^2 - 8y^3 + 0 + 10x^2y

\sf = 10x^2y - 2x^2 - 6y^3

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