6/13x^2=39/2

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Solution for 6/13x^2=39/2 equation: 


x in (-oo:+oo)

(6/13)*x^2 = 39/2 // - 39/2

(6/13)*x^2-(39/2) = 0

(6/13)*x^2-39/2 = 0

6/13*x^2 = 39/2 // : 6/13

x^2 = 169/4

x^2 = 169/4 // ^ 1/2

abs(x) = 13/2

x = 13/2 or x = -13/2

x in { 13/2, -13/2 }

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