(3x^3+7)/(x+2)

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Solution for (3x^3+7)/(x+2) equation: 


D( x )

x+2 = 0

x+2 = 0

x+2 = 0

x+2 = 0 // - 2

x = -2

x in (-oo:-2) U (-2:+oo)

(3*x^3+7)/(x+2) = 0

3*x^3 = -7 // : 3

x^3 = -7/3

x^3 = -7/3 // ^ 1/3

x = -(7/3)^(1/3)

x = -(7/3)^(1/3)

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