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D( x )
0.001-x = 0
0.001-x = 0
0.001-x = 0
0.001-x = 0 // - 0.001
-x = -0.001 // * -1
x = 0.001
x in (-oo:0.001) U (0.001:+oo)
174 = (x/(0.001-x))*(0.0006-x) // - (x/(0.001-x))*(0.0006-x)
174-((x/(0.001-x))*(0.0006-x)) = 0
(-1*x*(0.0006-x))/(0.001-x)+174 = 0
(-1*x*(0.0006-x))/(0.001-x)+(174*(0.001-x))/(0.001-x) = 0
174*(0.001-x)-1*x*(0.0006-x) = 0
x^2-174.0006*x+0.174 = 0
x^2-174.0006*x+0.174 = 0
x^2-174.0006*x+0.174 = 0
DELTA = (-174.0006)^2-(0.174*1*4)
DELTA = 174.0006^2-0.696
DELTA = 30275.51280036
DELTA > 0
x = ((174.0006^2-0.696)^(1/2)+174.0006)/(1*2) or x = (174.0006-(174.0006^2-0.696)^(1/2))/(1*2)
x = ((174.0006^2-0.696)^(1/2)+174.0006)/2 or x = (174.0006-(174.0006^2-0.696)^(1/2))/2
(x-((174.0006-(174.0006^2-0.696)^(1/2))/2))*(x-(((174.0006^2-0.696)^(1/2)+174.0006)/2)) = 0
((x-((174.0006-(174.0006^2-0.696)^(1/2))/2))*(x-(((174.0006^2-0.696)^(1/2)+174.0006)/2)))/(0.001-x) = 0
((x-((174.0006-(174.0006^2-0.696)^(1/2))/2))*(x-(((174.0006^2-0.696)^(1/2)+174.0006)/2)))/(0.001-x) = 0 // * 0.001-x
(x-((174.0006-(174.0006^2-0.696)^(1/2))/2))*(x-(((174.0006^2-0.696)^(1/2)+174.0006)/2)) = 0
( x-(((174.0006^2-0.696)^(1/2)+174.0006)/2) )
x-(((174.0006^2-0.696)^(1/2)+174.0006)/2) = 0 // + ((174.0006^2-0.696)^(1/2)+174.0006)/2
x = ((174.0006^2-0.696)^(1/2)+174.0006)/2
( x-((174.0006-(174.0006^2-0.696)^(1/2))/2) )
x-((174.0006-(174.0006^2-0.696)^(1/2))/2) = 0 // + (174.0006-(174.0006^2-0.696)^(1/2))/2
x = (174.0006-(174.0006^2-0.696)^(1/2))/2
x in { (174.0006-(174.0006^2-0.696)^(1/2))/2}
x = ((174.0006^2-0.696)^(1/2)+174.0006)/2
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