(2/9)=(-x^2/5)

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Solution for (2/9)=(-x^2/5) equation: 


x in (-oo:+oo)

2/9 = ((-x)^2)/5 // - ((-x)^2)/5

2/9-(((-x)^2)/5) = 0

(-1/5)*x^2+2/9 = 0

-1/5*x^2 = -2/9 // : -1/5

x^2 = 10/9

x^2 = 10/9 // ^ 1/2

abs(x) = (10/9)^(1/2)

x = (10/9)^(1/2) or x = -(10/9)^(1/2)

x in { (10/9)^(1/2), -(10/9)^(1/2) }

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