X2-4/2-x

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Solution for X2-4/2-x equation: 


x in (-oo:+oo)

X^2-x-(4/2) = 0

X^2-x-2 = 0

X^2-x-2 = 0 // - X^2-2

-x = -(X^2-2) // * -1

x = X^2-2

x = X^2-2

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