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8. From the sum of 2x² + xy + 2 and x² + 3xy +4. Subtract the sum of 4x² + 2xy-5and-x² + xy +6
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Step-by-step explanation:
2x² + xy + 2 4x² + 2xy-5
(+) x² + 3xy +4 (-) -x² + xy +6
__________ ____________
3x² + 4xy + 6। 5x² - xy - 11
___________ ____________
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