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x in (-oo:+oo)
((3*x-4)^2)/5 = 6 // - 6
((3*x-4)^2)/5-6 = 0
((3*x-4)^2)/5+(-6*5)/5 = 0
(3*x-4)^2-6*5 = 0
9*x^2-24*x-14 = 0
9*x^2-24*x-14 = 0
9*x^2-24*x-14 = 0
DELTA = (-24)^2-(-14*4*9)
DELTA = 1080
DELTA > 0
x = (1080^(1/2)+24)/(2*9) or x = (24-1080^(1/2))/(2*9)
x = (6*30^(1/2)+24)/18 or x = (24-6*30^(1/2))/18
(x-((24-6*30^(1/2))/18))*(x-((6*30^(1/2)+24)/18)) = 0
((x-((24-6*30^(1/2))/18))*(x-((6*30^(1/2)+24)/18)))/5 = 0
((x-((24-6*30^(1/2))/18))*(x-((6*30^(1/2)+24)/18)))/5 = 0 // * 5
(x-((24-6*30^(1/2))/18))*(x-((6*30^(1/2)+24)/18)) = 0
( x-((24-6*30^(1/2))/18) )
x-((24-6*30^(1/2))/18) = 0 // + (24-6*30^(1/2))/18
x = (24-6*30^(1/2))/18
( x-((6*30^(1/2)+24)/18) )
x-((6*30^(1/2)+24)/18) = 0 // + (6*30^(1/2)+24)/18
x = (6*30^(1/2)+24)/18
x in { (24-6*30^(1/2))/18, (6*30^(1/2)+24)/18 }
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