8/x^2+0.5

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Solution for 8/x^2+0.5 equation: 


D( x )

x^2 = 0

x^2 = 0

x^2 = 0

1*x^2 = 0 // : 1

x^2 = 0

x = 0

x in (-oo:0) U (0:+oo)

8/(x^2)+0.5 = 0

8*x^-2 = -0.5 // : 8

x^-2 = -0.0625

-2 < 0

1/(x^2) = -0.0625 // * x^2

1 = -0.0625*x^2 // : -0.0625

-16 = x^2

x belongs to the empty set

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