2) From the sum of 2x2 + 3xy - 5
and 7 + 2xy - x2 subtract 3xy +
x2 - 2
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Answer:
3x^2+2xy
Step-by-step explanation:
From the sum of 2x^2+3xy-5+7+2xy=2x^2+5xy+2
Subtract 3xy+X^2-2 from 2x^2+5xy+2
2x^2+5xy+2-3xy+x^2-2=3x^2+2xy
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