How much x2+3xy+y² less than 2x²+5xy-y²
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Step-by-step explanation:
2x + 3xy + y² less than 2x² + 5xy - y²
- |2x² + 5xy - y²| - |2x + 3xy + y²|
- 2x² + 2x + 2xy - 0
- 2x² + 2x + 2xy
Answered by
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2x² + 5xy - y² - (x² + 3xy + y²)
= 2x² + 5xy - y² - x² - 3xy - y²
= x² + 2xy - 2y²
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