Question 81 (iv)Add :5x2−3xy+4y2−9,7y2+5xy−2x2+13 – InterviewSolution

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Question 81 (iv)Add :5x2−3xy+4y2−9,7y2+5xy−2x2+13

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Question 81 (iv)

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$5 x^{2} - 3 x y + 4 y^{2} - 9, 7 y^{2} + 5 x y - 2 x^{2} + 13$

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