(x^2-9)/(4x^2-1)=0

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Solution for (x^2-9)/(4x^2-1)=0 equation: 


D( x )

4*x^2-1 = 0

4*x^2-1 = 0

4*x^2-1 = 0

4*x^2 = 1 // : 4

x^2 = 1/4

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

abs(x) = 1/2

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

x in (-oo:-1/2) U (-1/2:1/2) U (1/2:+oo)

(x^2-9)/(4*x^2-1) = 0

1*x^2 = 9 // : 1

x^2 = 9

x^2 = 9 // ^ 1/2

abs(x) = 3

x = 3 or x = -3

x in { 3, -3 }

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