X^2-9x-10/x+1

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Solution for X^2-9x-10/x+1 equation: 


D( x )

x = 0

x = 0

x = 0

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

X^2-(9*x)-(10/x)+1 = 0

X^2-9*x-10*x^-1+1 = 0

1*x^0-9*x^1-10*x^-1 = 0

(1*x^1-9*x^2-10*x^0)/(x^1) = 0 // * x^2

x^1*(1*x^1-9*x^2-10*x^0) = 0

x^1

x-9*x^2-10 = 0

x-9*x^2-10 = 0

DELTA = 1^2-(-10*(-9)*4)

DELTA = -359

DELTA < 0

x in { } 

x belongs to the empty set

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