sum of 2x square +3xy- 5 and 7+2xy-x squre
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sum of 2x square +3xy- 5 and 7+2xy-x squre
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Answer:
sum of 2x² +3xy- 5 and 7+2xy-x²:
2x² + 3xy - 5 + (- x² + 2xy + 7)
= 2x² + 3xy - 5 -x² + 2xy + 7
= (2x² - x²) + (3xy + 2xy) + (7 - 5)
= x² + 5xy +2
Hope it helped you....
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