X-(1/x)=3

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Solution for X-(1/x)=3 equation: 


D( x )

x = 0

x = 0

x = 0

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

X-(1/x) = 3 // - 3

X-(1/x)-3 = 0

X-x^-1-3 = 0

-1*x^-1 = -(X-3) // : -1

x^-1 = X-3

-1 < 0

1/(x^1) = X-3 // * x^1

1 = x^1*(X-3) // : X-3

1/(X-3) = x^1

x = 1/(X-3)

x = 1/(X-3)

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