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17 November, 00:35

Convert y=X2 + 4x + 3 from standard form to vertex form

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  1. 17 November, 00:38
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    Hello:

    x²+4x+3 = x²+2 (2x) + 4-4+3

    = (x²+2 (2x) + 2²) - 1

    x²+4x+3 = (x+2) ² - 1 ... (vertex form) the vertex is : A (-2; - 1)
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