X^2+8x+15/x+3

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Solution for X^2+8x+15/x+3 equation: 


D( x )

x = 0

x = 0

x = 0

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

X^2+8*x+15/x+3 = 0

8*x^1+15*x^-1+3*x^0 = 0

(8*x^2+3*x^1+15*x^0)/(x^1) = 0 // * x^2

x^1*(8*x^2+3*x^1+15*x^0) = 0

x^1

8*x^2+3*x+15 = 0

8*x^2+3*x+15 = 0

DELTA = 3^2-(4*8*15)

DELTA = -471

DELTA < 0

x in { } 

x belongs to the empty set

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