1/3x^2-3=3

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


x in (-oo:+oo)

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

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

1/3*x^2 = 6 // : 1/3

x^2 = 18

x^2 = 18 // ^ 1/2

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

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

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

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