x^2/100=31

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Solution for x^2/100=31 equation: 


x in (-oo:+oo)

(x^2)/100 = 31 // - 31

(x^2)/100-31 = 0

1/100*x^2 = 31 // : 1/100

x^2 = 3100

x^2 = 3100 // ^ 1/2

abs(x) = 10*31^(1/2)

x = 10*31^(1/2) or x = -(10*31^(1/2))

x in { 10*31^(1/2), -(10*31^(1/2)) }

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