1/2ln(-x^2)

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Solution for 1/2ln(-x^2) equation: 


D( x )

(-x)^2 <= 0

(-x)^2 <= 0

(-x)^2 <= 0

1*x^2 <= 0

1*x^2 <= 0 // : 1

x^2 <= 0/1

x^2 <= 0

x in <0:0>

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

(1/2)*ln((-x)^2) = 0

1/2*ln((-x)^2) = 0 // : 1/2

ln((-x)^2) = 0

ln((-x)^2) = ln(e^0)

(-x)^2 = e^0

(-x)^2-e^0 = 0

1*x^2 = 1 // : 1

x^2 = 1

x^2 = 1 // ^ 1/2

abs(x) = 1

x = 1 or x = -1

x in { 1, -1 }

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