9x^2-4/4-6x

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Solution for 9x^2-4/4-6x equation: 


x in (-oo:+oo)

9*x^2-(6*x)-(4/4) = 0

9*x^2-6*x-1 = 0

9*x^2-6*x-1 = 0

DELTA = (-6)^2-(-1*4*9)

DELTA = 72

DELTA > 0

x = (72^(1/2)+6)/(2*9) or x = (6-72^(1/2))/(2*9)

x = (6*2^(1/2)+6)/18 or x = (6-6*2^(1/2))/18

x in { (6-6*2^(1/2))/18, (6*2^(1/2)+6)/18 }

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