x^2/3-1=15

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Solution for x^2/3-1=15 equation: 


x in (-oo:+oo)

(x^2)/3-1 = 15 // - 15

(x^2)/3-15-1 = 0

1/3*x^2 = 16 // : 1/3

x^2 = 48

x^2 = 48 // ^ 1/2

abs(x) = 4*3^(1/2)

x = 4*3^(1/2) or x = -(4*3^(1/2))

x in { 4*3^(1/2), -(4*3^(1/2)) }

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