17/30-x=8/x

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Solution for 17/30-x=8/x equation: 


D( x )

x = 0

x = 0

x = 0

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

17/30-x = 8/x // - 8/x

17/30-x-(8/x) = 0

17/30-x-8*x^-1 = 0

17/30*x^0-1*x^1-8*x^-1 = 0

(17/30*x^1-1*x^2-8*x^0)/(x^1) = 0 // * x^2

x^1*(17/30*x^1-1*x^2-8*x^0) = 0

x^1

(17/30)*x-x^2-8 = 0

(17/30)*x-x^2-8 = 0

DELTA = (17/30)^2-(-8*(-1)*4)

DELTA = -28511/900

DELTA < 0

x in { } 

x belongs to the empty set

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