3/x+1-1/x-2

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Solution for 3/x+1-1/x-2 equation: 


D( x )

x = 0

x = 0

x = 0

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

3/x-(1/x)-2+1 = 0

3/x-x^-1-2+1 = 0

2*x^-1 = 1 // : 2

x^-1 = 1/2

-1 < 0

1/(x^1) = 1/2 // * x^1

1 = 1/2*x^1 // : 1/2

2 = x^1

x = 2

x = 2

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