(9x^2+2)/(3x+1)

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Solution for (9x^2+2)/(3x+1) equation: 


D( x )

3*x+1 = 0

3*x+1 = 0

3*x+1 = 0

3*x+1 = 0 // - 1

3*x = -1 // : 3

x = -1/3

x in (-oo:-1/3) U (-1/3:+oo)

(9*x^2+2)/(3*x+1) = 0

9*x^2 = -2 // : 9

x^2 = -2/9

x belongs to the empty set

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