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

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Solution for 3x-1/(x^2+1)=1 equation: 



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

We move all terms to the left:

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



Domain of the equation: (x^2+1)!=0

We move all terms containing x to the left, all other terms to the right

x^2!=-1

x^2!=-1/

x^2!=√-1/

x!=NAN

x∈R



We multiply all the terms by the denominator


3x*(x^2+1)-1*(x^2+1)-1=0

We multiply parentheses

3x^3+3x-1*(x^2+1)-1=0

We do not support expression: x^3

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