(14/x^4)-(18/x^5)

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Solution for (14/x^4)-(18/x^5) equation: 


D( x )

x^4 = 0

x^5 = 0

x^4 = 0

x^4 = 0

1*x^4 = 0 // : 1

x^4 = 0

x = 0

x^5 = 0

x^5 = 0

1*x^5 = 0 // : 1

x^5 = 0

x = 0

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

14/(x^4)-(18/(x^5)) = 0

14/(x^4)-18*x^-5 = 0

14*x^-4-18*x^-5 = 0

(14*x^1-18*x^0)/(x^5) = 0 // * x^10

x^5*(14*x^1-18*x^0) = 0

x^5

14*x-18 = 0

14*x^1 = 18 // : 14

x^1 = 9/7

x = 9/7

x in { 9/7} 

x = 9/7

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