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31-12-2017
Mathematics

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How to write a quadratic function in vertex form and identify the vertex?

Respuesta :

31-12-2017

suppose a quadratic function like
[tex]f(x) = a {x}^{2} + bx + c[/tex]
the vertex will be
[tex]x = \frac{ - b}{2a} \\ y = \frac{4ac - {b}^{2} }{4a} [/tex]

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