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D( x )
x = 0
x = 0
x = 0
x in (-oo:0) U (0:+oo)
(3/2)*x+5/x = 13/6 // - 13/6
(3/2)*x+5/x-(13/6) = 0
(3/2)*x+5/x-13/6 = 0
3/2*x^1+5*x^-1-13/6*x^0 = 0
(3/2*x^2-13/6*x^1+5*x^0)/(x^1) = 0 // * x^2
x^1*(3/2*x^2-13/6*x^1+5*x^0) = 0
x^1
(3/2)*x^2+(-13/6)*x+5 = 0
(3/2)*x^2+(-13/6)*x+5 = 0
DELTA = (-13/6)^2-(4*5*(3/2))
DELTA = -911/36
DELTA < 0
x in { }
x belongs to the empty set
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