user81882 user81882

21-10-2019
Mathematics

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- 4x² + 3xy - y²
-7x^2 - xy +6y^2
x^2 + 4xy – 2y^2

4x 3xy y 7x2 xy 6y2 x2 4xy 2y2 class=

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2happy2feet 2happy2feet

21-10-2019

Answer:

6x^2y^2-11x^2+6xy-3y^2

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