x2-1/4

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Solution for x2-1/4 equation: 


x in (-oo:+oo)

x^2-(1/4) = 0

x^2-1/4 = 0

1*x^2 = 1/4 // : 1

x^2 = 1/4

x^2 = 1/4 // ^ 1/2

abs(x) = 1/2

x = 1/2 or x = -1/2

x in { 1/2, -1/2 }

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