Algebra
What should be added to 2x²+ xy + 2y² to obtain 3x²+ 5xy?
Answers
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Step-by-step explanation:
= 3x²+ 5xy - ( 2x²+ xy + 2y²)
= 3x²+ 5xy - 2x²- xy - 2y²
= x²+4xy- 2y²
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