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22-12-2017
Mathematics

contestada

How to find the maximum value of a quadratic function?

Respuesta :

30-12-2017

suppose
[tex]y = a {x}^{2} + bx + c[/tex]
if a>0 it has min if 0>a it has max
[tex]min \: y = (4ac - {b}^{2} ) \div 4a[/tex]

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