5x+39/x

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Solution for 5x+39/x equation: 


D( x )

x = 0

x = 0

x = 0

x in (-oo:0) U (0:+oo)

5*x+39/x = 0

5*x^1+39*x^-1 = 0

(5*x^2+39*x^0)/(x^1) = 0 // * x^2

x^1*(5*x^2+39*x^0) = 0

x^1

5*x^2+39 = 0

5*x^2+39 = 0

DELTA = 0^2-(4*5*39)

DELTA = -780

DELTA < 0

x in { } 

x belongs to the empty set

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