BreaaWilliams BreaaWilliams

15-02-2017
Mathematics

contestada

x^2 = 4x + 4 what is the roots of this equation

Respuesta :

Аноним Аноним

17-02-2017

rearranging:-

x^2 - 4x - 4 = 0

using the quadratic formula for the roots

x = [-(-4) +/- sqrt ((-4)^2 - 4*1* -4) ] / 2
= 4.83 and -0.83

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