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107-(5*x^2) = 41/2 // - 41/2
107-(5*x^2)-(41/2) = 0
107-5*x^2-41/2 = 0
-5*x^2 = -173/2 // : -5
x^2 = 173/10
x^2 = 173/10 // ^ 1/2
abs(x) = (173/10)^(1/2)
x = (173/10)^(1/2) or x = -(173/10)^(1/2)
x in { (173/10)^(1/2), -(173/10)^(1/2) }
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