1/3x^2+3x=0

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Solution for 1/3x^2+3x=0 equation: 


x in (-oo:+oo)

(1/3)*x^2+3*x = 0

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

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

DELTA = 9

DELTA > 0

x = (9^(1/2)-3)/(1/3*2) or x = (-9^(1/2)-3)/(1/3*2)

x = 0 or x = -9

x in { -9, 0 }

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