Seudónimo
Seudónimo
05-04-2017
Mathematics
contestada
Solve the quadratic equation 2x^2-4x-1=0
Respuesta :
nina6s
nina6s
05-04-2017
x =(4+√24)/4=1+1/2√ 6 = 2.225
or:
x =(4-√24)/4=1-1/2√ 6 = -0.225
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