x^2=9/49

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Solution for x^2=9/49 equation: 


x in (-oo:+oo)

x^2 = 9/49 // - 9/49

x^2-(9/49) = 0

x^2-9/49 = 0

1*x^2 = 9/49 // : 1

x^2 = 9/49

x^2 = 9/49 // ^ 1/2

abs(x) = 3/7

x = 3/7 or x = -3/7

x in { 3/7, -3/7 }

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