-7x^2+8/9+2/3=0

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Solution for -7x^2+8/9+2/3=0 equation: 


x in (-oo:+oo)

8/9-7*x^2+2/3 = 0

-7*x^2 = -14/9 // : -7

x^2 = 2/9

x^2 = 2/9 // ^ 1/2

abs(x) = (2/9)^(1/2)

x = (2/9)^(1/2) or x = -(2/9)^(1/2)

x in { (2/9)^(1/2), -(2/9)^(1/2) }

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