what should be taken away from 3x2 + 2y2 – 5xy - 25 to get -x2 - y2 + 2xy + 10?
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Answered by
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-x²-y²+2xy+10-(3x²+2y²-5xy-25)
=-x²-y²+2xy+10-3x²-2y²+5xy+25
=-4x²-3y²+7xy+35
Answered by
1
Answer:
=-4x²-3y²+7xy+35
=-Step-by-step explanation:
-x²-y²+2xy+10-(3x²+2y²-5xy-25)
=-x²-y²+2xy+10-3x²-2y²+5xy+25
=-4x²-3y²+7xy+35
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