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Ion kno this help pls?????????????

Ion kno this help pls?????????????-example-1
User Apnerve
by
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1 Answer

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Answer:


2 {x}^(2) - x - 1 \\ 2 {x}^(2) - (2 - 1)x - 1 \\ 2 {x}^(2) + 2x - 1x - 1 \\ 2x(x + 1) - 1(x + 1) \\ (2x - 1)(x + 1)

User Chris Hayden
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