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n in (-oo:+oo)
(8/6)*n-(4*(9*n^2-4)) = 0
(8/6)*n-4*(9*n^2-4) = 0
(4*n)/3-4*(9*n^2-4) = 0
(-4*3*(9*n^2-4))/3+(4*n)/3 = 0
4*n-4*3*(9*n^2-4) = 0
4*n-108*n^2+48 = 0
4*n-108*n^2+48 = 0
4*(n-27*n^2+12) = 0
n-27*n^2+12 = 0
DELTA = 1^2-(-27*4*12)
DELTA = 1297
DELTA > 0
n = (1297^(1/2)-1)/(-27*2) or n = (-1297^(1/2)-1)/(-27*2)
n = (1297^(1/2)-1)/(-54) or n = (1297^(1/2)+1)/54
4*(n-((1297^(1/2)-1)/(-54)))*(n-((1297^(1/2)+1)/54)) = 0
(4*(n-((1297^(1/2)-1)/(-54)))*(n-((1297^(1/2)+1)/54)))/3 = 0
(4*(n-((1297^(1/2)-1)/(-54)))*(n-((1297^(1/2)+1)/54)))/3 = 0 // * 3
4*(n-((1297^(1/2)-1)/(-54)))*(n-((1297^(1/2)+1)/54)) = 0
( n-((1297^(1/2)+1)/54) )
n-((1297^(1/2)+1)/54) = 0 // + (1297^(1/2)+1)/54
n = (1297^(1/2)+1)/54
( n-((1297^(1/2)-1)/(-54)) )
n-((1297^(1/2)-1)/(-54)) = 0 // + (1297^(1/2)-1)/(-54)
n = (1297^(1/2)-1)/(-54)
n in { (1297^(1/2)+1)/54, (1297^(1/2)-1)/(-54) }
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