x^2/3=2x

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Solution for x^2/3=2x equation: 


x in (-oo:+oo)

(x^2)/3 = 2*x // - 2*x

(x^2)/3-(2*x) = 0

(x^2)/3-2*x = 0

1/3*x^2-2*x = 0

DELTA = (-2)^2-(0*1/3*4)

DELTA = 4

DELTA > 0

x = (4^(1/2)+2)/(1/3*2) or x = (2-4^(1/2))/(1/3*2)

x = 6 or x = 0

x in { 0, 6 }

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