2/3X2-4/5=0

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Solution for 2/3X2-4/5=0 equation: 


X in (-oo:+oo)

(2/3)*X^2-(4/5) = 0

(2/3)*X^2-4/5 = 0

2/3*X^2 = 4/5 // : 2/3

X^2 = 6/5

X^2 = 6/5 // ^ 1/2

abs(X) = (6/5)^(1/2)

X = (6/5)^(1/2) or X = -(6/5)^(1/2)

X in { (6/5)^(1/2), -(6/5)^(1/2) }

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