1/(X^2-4)=0

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Solution for 1/(X^2-4)=0 equation: 


D( X )

X^2-4 = 0

X^2-4 = 0

X^2-4 = 0

1*X^2 = 4 // : 1

X^2 = 4

X^2 = 4 // ^ 1/2

abs(X) = 2

X = 2 or X = -2

X in (-oo:-2) U (-2:2) U (2:+oo)

1/(X^2-4) = 0

X belongs to the empty set

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