3x^2-3x/9x-9

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


x in (-oo:+oo)

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

3*x^2+(-1/3)*x^2-9 = 0

8/3*x^2 = 9 // : 8/3

x^2 = 27/8

x^2 = 27/8 // ^ 1/2

abs(x) = (27/8)^(1/2)

x = (27/8)^(1/2) or x = -(27/8)^(1/2)

x in { (27/8)^(1/2), -(27/8)^(1/2) }

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