doughae doughae

26-07-2017
Mathematics

contestada

For what values of x does f(x)= x^2 +9x +20 reach its minimum value?

Respuesta :

wolf1728 wolf1728

26-07-2017

That can be factored as:
(x+5) * (x+4)
Therefore x = -5 and x = -4

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