From the sum of 2x2 + 3xy – 5 and 7 + 2xy – x2 subtract 3xy + x2 – 2.
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Answer:
2x^29+3x-xy
Step-by-step explanation:
(2x^2+3x-5+7+2xy-x^2) - (3xy+x^2-2)
= x^2+3x+2+2xy-3xy+x^2-2
= 2x^2+3x-xy (ans.)
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