22-08-2022
Mathematics

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Which of the following simplify to the following expression: 3x² + 2xy-y?
* x² + x² + x² + xy + xy − y
* -2xy + x² + 4xy + 2x² - y
* 3x² + 4xy-y + 2y - 2xy
* 6x² + xy - xy - 3x²
* 3x + 2xy - 2y + y

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