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

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


x in (-oo:+oo)

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

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

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

DELTA = 8/3

DELTA > 0

x = ((8/3)^(1/2)-2)/(1/2*2) or x = (-(8/3)^(1/2)-2)/(1/2*2)

x = (8/3)^(1/2)-2 or x = -((8/3)^(1/2)+2)

x in { -((8/3)^(1/2)+2), (8/3)^(1/2)-2 }

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