(3x^2-1/5)^2

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Solution for (3x^2-1/5)^2 equation: 


x in (-oo:+oo)

(3*x^2-(1/5))^2 = 0

(3*x^2-1/5)^2 = 0

3*x^2 = 1/5 // : 3

x^2 = 1/15

x^2 = 1/15 // ^ 1/2

abs(x) = (1/15)^(1/2)

x = (1/15)^(1/2) or x = -(1/15)^(1/2)

x in { (1/15)^(1/2), -(1/15)^(1/2), (1/15)^(1/2), -(1/15)^(1/2) }

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