3x^(2/3)-9

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


x in (-oo:+oo)

3*x^(2/3)-9 = 0

3*x^(2/3) = 9 // : 3

x^(2/3) = 3

x^(2/3) = 3 // ^ 3

x^2 = 27 // ^ 1/2

abs(x) = 3*3^(1/2)

x = 3*3^(1/2) or x = -(3*3^(1/2))

x in { 3*3^(1/2), -(3*3^(1/2)) }

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