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x in (-oo:+oo)
x*((3*x-3)/4)-4 = 0
(x*(3*x-3))/4-4 = 0
(x*(3*x-3))/4+(-4*4)/4 = 0
x*(3*x-3)-4*4 = 0
3*x^2-3*x-16 = 0
3*x^2-3*x-16 = 0
3*x^2-3*x-16 = 0
DELTA = (-3)^2-(-16*3*4)
DELTA = 201
DELTA > 0
x = (201^(1/2)+3)/(2*3) or x = (3-201^(1/2))/(2*3)
x = (201^(1/2)+3)/6 or x = (3-201^(1/2))/6
(x-((3-201^(1/2))/6))*(x-((201^(1/2)+3)/6)) = 0
((x-((3-201^(1/2))/6))*(x-((201^(1/2)+3)/6)))/4 = 0
((x-((3-201^(1/2))/6))*(x-((201^(1/2)+3)/6)))/4 = 0 // * 4
(x-((3-201^(1/2))/6))*(x-((201^(1/2)+3)/6)) = 0
( x-((201^(1/2)+3)/6) )
x-((201^(1/2)+3)/6) = 0 // + (201^(1/2)+3)/6
x = (201^(1/2)+3)/6
( x-((3-201^(1/2))/6) )
x-((3-201^(1/2))/6) = 0 // + (3-201^(1/2))/6
x = (3-201^(1/2))/6
x in { (201^(1/2)+3)/6, (3-201^(1/2))/6 }
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