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D( w )
(8/2)*w+5/w+1 = 0
w = 0
(8/2)*w+5/w+1 = 0
(8/2)*w+5/w+1 = 0
4*w^1+5*w^-1+1*w^0 = 0
(4*w^2+1*w^1+5*w^0)/(w^1) = 0 // * w^2
w^1*(4*w^2+1*w^1+5*w^0) = 0
w^1
4*w^2+w+5 = 0
4*w^2+w+5 = 0
DELTA = 1^2-(4*4*5)
DELTA = -79
DELTA < 0
w in { }
w = 0
w = 0
w in (-oo:0) U (0:+oo)
(3/w-((6/2)*w)-1)/((8/2)*w+5/w+1) = 0
(3/w-3*w-1)/((8/2)*w+5/w+1) = 0
(3*w^-1-3*w-1)/(4*w+5*w^-1+1) = 0
3*w^-1-3*w-1 = 0
3*w^-1-3*w^1-1*w^0 = 0
(3*w^0-3*w^2-1*w^1)/(w^1) = 0 // * w^2
w^1*(3*w^0-3*w^2-1*w^1) = 0
w^1
3-3*w^2-w = 0
3-3*w^2-w = 0
DELTA = (-1)^2-(-3*3*4)
DELTA = 37
DELTA > 0
w = (37^(1/2)+1)/(-3*2) or w = (1-37^(1/2))/(-3*2)
w = (37^(1/2)+1)/(-6) or w = (1-37^(1/2))/(-6)
w in { (37^(1/2)+1)/(-6), (1-37^(1/2))/(-6)}
(w-((37^(1/2)+1)/(-6)))*(w-((1-37^(1/2))/(-6))) = 0
4*w+5*w^-1+1 = 0
4*w^1+5*w^-1+1*w^0 = 0
(4*w^2+1*w^1+5*w^0)/(w^1) = 0 // * w^2
w^1*(4*w^2+1*w^1+5*w^0) = 0
w^1
4*w^2+w+5 = 0
4*w^2+w+5 = 0
DELTA = 1^2-(4*4*5)
DELTA = -79
DELTA < 0
w in { }
1 = 0
(w-((37^(1/2)+1)/(-6)))*(w-((1-37^(1/2))/(-6))) = 0
( w-((1-37^(1/2))/(-6)) )
w-((1-37^(1/2))/(-6)) = 0 // + (1-37^(1/2))/(-6)
w = (1-37^(1/2))/(-6)
( w-((37^(1/2)+1)/(-6)) )
w-((37^(1/2)+1)/(-6)) = 0 // + (37^(1/2)+1)/(-6)
w = (37^(1/2)+1)/(-6)
w in { (1-37^(1/2))/(-6), (37^(1/2)+1)/(-6) }
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