Question

Subtract the sum of
$3x {}^{2} + 5xy + 7y {}^{2} + 3$
and
$2x {}^{2} - 4xy - 3y {}^{2} + 7$
from
$9x {}^{2} - 8xy + 11y {}^{2}$


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Answer 1

Answer

4x^2 - 9xy + 7y^2 - 10

Explanation

Refer to the attachment

Answer 2

I have attached above the solution

hope it helps

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