18=1/3b2

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Solution for 18=1/3b2 equation: 


b in (-oo:+oo)

18 = (1/3)*b^2 // - (1/3)*b^2

18-((1/3)*b^2) = 0

(-1/3)*b^2+18 = 0

-1/3*b^2 = -18 // : -1/3

b^2 = 54

b^2 = 54 // ^ 1/2

abs(b) = 3*6^(1/2)

b = 3*6^(1/2) or b = -(3*6^(1/2))

b in { 3*6^(1/2), -(3*6^(1/2)) }

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