BreaaWilliams
BreaaWilliams BreaaWilliams
  • 15-02-2017
  • Mathematics
contestada

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

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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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