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Write as a product x^2 + y^2 +2xy-1
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Write as a product x^2 + y^2 +2xy-1

User Artem Kovalov
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1 Answer

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Answer:

(x + y + 1)(x + y - 1)

Explanation:


{x}^(2) + {y}^(2) + 2xy - 1 \\ \\ = {(x + y)}^(2) - {(1)}^(2) \\ \\ = (x + y + 1)(x + y - 1)

User Tasnim
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