5/4x^2-4/5=0

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Solution for 5/4x^2-4/5=0 equation: 


x in (-oo:+oo)

(5/4)*x^2-(4/5) = 0

(5/4)*x^2-4/5 = 0

5/4*x^2 = 4/5 // : 5/4

x^2 = 16/25

x^2 = 16/25 // ^ 1/2

abs(x) = 4/5

x = 4/5 or x = -4/5

x in { 4/5, -4/5 }

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